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1. If 16

% of a number is added with itself then

result becomes 4956. Find the original number

fdlh la[;k dks mlds 16

% tksM+us ij izkIr la[;k 4956 gSA

la[;k Kkr djsA

2. If 6

% of a number is subtracted from itself then

result becomes 5670. Find the original number.

;fn fdlh la[;k esa ls mldk 6

% ?kVkus ij 5670 izkIr gksrk

gSA la[;k Kkr djss\

3. If 11

% of a number is added with itself then

result becomes 900. Find the original number.

;fn fdlh la[;k dks mlds 11

% ls tksM+us ij 900 izkIr gksrk

gSA la[;k Kkr djsa\

4. if 64 is added in a number then number becomes

157

% of itself. Find the number.

fdlh la[;k esa 64 tksM+us ij la[;k vius dk 157

% ou

tkrh gSA la[;k Kkr djsa\

5. If 930 is. Added in a number then number

becomes 444

% of itself. Find the original number

;fn la[;k esa 930 tksM+k tk,] rks og la[;k vius dk 444

%

gks tkrh gSa A la[;k Kkr djsa\

6. If 16 is added in a number then result becomes

116

% of itself. Find the number.

;fn fdlh la[;k esa 16 tksM+k tk,] . rks ifj.kkeh la[;k dk

116

% gks tkrk gSa A la[;k Kkr dja\

7. If 21 is added in number then result become

137

% of number. Find the number.

;fn fdlh la[;k esa 21 tksM+k tk,] rc ifk.kkeh la[;k dk

137

% gks tkrk gSA la[;k Kkr dksa\

8. If 20 is added in number then result becomes

166

% of number . Find the number.

;fn la[;k esa 20 tksM+k tk,] rks ifj.kke la[;k dk 166

% gks

tkrk gSA la[;k Kkr djs\

9. If the length of rectangle is increased by 37

% and

its breadth is decreased by 20% . Find the %

change in the area.

vk;r dh yEckbZ 37

% c<+k nh tk, rFkk pkSMkbZ 20% . de

dj nh tk, A {ks=Q yes % ifjorZu Kkr djs\

10. Of the sides of a square is increased by 40% Find

the % change in its area.

dlh oxZ dh Hkqtk,a 40% c<+k;h tk,] rc {ks=Qy esa % ifjoZru Kkr djsa\

11. A man saves a certain part of his income every

month, so that he can purchase a car in one year .

By what % he must increase in his saving so that

he can purchase the same car in nine month. ,d vkneh izR;sd ekg viuh osru dk ,d fuf”pr Hkkx cpkrk

gS] rkfd ,d lky esa og ,d dkj [kjhn ldsA rks Kkr djsa fd

mls vius cpr esa fdrus izfr’kr dh of) djuh pkfg,] fd og

mldh dkj dks 9 eghus esa [kjhn ldsa\

12. when income of a man increase by Rs. 6000 then

tax rate reduce from 18% to 15% . While in both

the situation 25% income is tax free. Find the . his

initial income if he paid equal tax in both cases.

tc ,d vkneh dh vk; 6000 c<+ tkrh gS] rks vk;dj dh nj

18% ls ?kVdj 15% jg tkrk gSA tcfd nksuks gh ifjfLFkfr;ksa

esa 25% vk; dj eqDr gSA rFkk nkuksa gh ifjfLFkfr;ksa og leku

vk;dj pqdkrk gSa rks vldh vkajfHkd vk; Kkr djsa\

13. The income of a man is Rs. 28800 now his income

is increase and tax rate reduce from 12% to 10%

while in both the situation 30% income is tax free.

Find the increase in his initial income if if he paid

equal tax in both tax in both cases ,d vkneh dh vk; 28800 : gSA tc mldh vk; c<+ tkrh gS

rks vk;dj dh nj 12% ls ?kVdj 10% jg tkrk gSA tcfd

nkuksa gh ifjfLFkfr;ksa esa 30% vk; dj eqDr gSA rFkk nkuksa gh

ifjfLFkfr;ksa esa og leku vk;dj pqdkrk gSa rks mldh vkjafHkd

vk; esa gqbzZ of) Kkr djsa\

14. The amount of work in a factory is increase by

50% By what % is it necessary to increase the

PERCENTAGE

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number of workers to complete the work in

previous time. If the productivity of new labor is

25%more than previous labour.

fdlh QSDVªh esa dke dh ek=k 50% c<+ tk, ] rksa vknfe;ksa dh

la[;k esa fdrus izfr’kr dh of) dh tk, fd dke iwoZ fu/kkZfjr

le; esa gh iwjk dj fy;k tk,A rFkk u, etnwj dh dk;Z{kerk

iwjkus okys ls 25% vf/kd gS\

15. A labor works 60 hr. per week and he earns Rs.

2400 as wages. If his per hour wages in increased

by 40% and duration of work is reduced by 16

% .

Find the % the % change in his income. ,d etnwj ,d lIrkg es 60 ?kaVs dke djrk gS rFkk :i;s 2400

izkIr djrk gSA ;fn mldk izfr ?kaaVs osru 40% c<+rk gS rFkk

dk;Z 16

% de djrk gS vk; esa % ifjoZru Kkr djsa\

16. A man multiplied a no. by

instead of

. Find

the % change in revenue.

,d O;fDr fdlh la[;k dks

ds LFkku ij

ls xq.kk dj nsrk

gSA ifj.kke esa % ifjorZu Kkr djsa\

17. A student multiplied a number by

instead of

. What is the % error in the calculation ?

,d fo|kFkhZ ] ,d la[;k dks

LFkku ij

ls xq.kk dj nsrk

gSA % =qfV Kkr djsa \

18. A student multiply a number by

instead

.

Find the % error in the calculation.

,d fo|kFkhZ fdlh la[;k dks

ds LFkku ij

ls xq.kk

djrs gSA % =qfV Kkr djsa \

19. A student multiplied a number by

instead

.

Find the % error in the calculation .

,d fo|kFkhZ fdlh la[;k dks

LFkku ij ij

xq.kk djrs

gSA % =qfV Kkr djsa\

20. The price of sugar is increased by 16

% and the

consumption of a family is decreased by 20% Find

the % change in his expenditure.

Pkhuh dk nke 16

% c<++ tkrk gS rFkk ifjokj dh [ir 20%

de gks tkrh gSA dqy [kpZ esa % ifjorZu Kkr djsa \

21. The sale of a cinema ticket is increased by 57

%

and the price of ticket is increased by 16

% . Find

the % change in his reenue.

flusek gkWy dh fVdV dh fcdzh 57

% c<+ tkrh gS rFkk ewY;

16

% c<+ tkrk gSA dqy vkenuh esa % ifjorZu Kkr djsa

22. If the income tax is increased by 19% then net

income is reduced by 6% . find the rate of income

tax.

;fn vk;dj esa 19% dh of) rks “kq) vk; esa 6% dh deh

gksrh gSA vk;dj dh nj Kkr djsa\

23. If the income tax is increased by 17% then net

income is reduce by 3% . Find the rate of income

tax .

;fn vk;dj esa 17% of) gksus ij “kq) vk; esa 3% dh deh

gksrhgSA vk;dj dh nj Kkr djsa\

24. The population of a town is 1,89,000.

of them

are males and rest are females . 50% male are

married.

A) Find the % of married population B) Find the % of married female

fdlh uxj dh tula[;k 1,89,000 gSA

yksx yksx iw:’k rFkk

vU; efgyk;sa gSaA 50% iq:’k fookfgr gSaA

a) % fookfgr tula[;k Kkr djsaA b) % fookfgr efgyk Kkr djsa A

25. A family consumes 25 kg rice and 9 kg when per

month spends Rs. 350. The price of rice 20% of

the price of the wheat. If the price of wheat is

increased by 20% then, find the % reduction in

consumption of rice , if it has the same amount to

spend And the price of rice is constant. ,d ifjokj 25 fdxzk- pkoy rFkk 9 fdxzk- xsgWw dh [kir djus esa

350 :i;s [kpZ djrk gSA pkoy dk ewY; xsgwW ds ewY; dk 20%

gSA ;fn xsgwW dk ewY; 20% c<+k;k tk;s] rc pkoy dh [kir esa



izfr'kr deh Kkr djsa\ ;fn mldk u;k [kpZ iwoZ esa leku gks

rFkk pkoy dk ewY; fLFkj gS\

26. In a train there are as many wagons as there are

the no, of seats in each wagon . In one of the

wagon carrying 25 persons is filed with 71

% of

its capacity. Find the maximum. Number, of

passengers that can be accommodated, if it has

minimum 20% seats always vacant ? Vªsu esa mrus gh fMCcs gSa A ftruh dh izR;sd fMCcs esa lhV gSA

1 fMCcs esa 25 lhV gS rFkk mldh {kerk 71

% gSA vf/kdre

;kf=;ksa dh la[;k Kkr djsa] ;fn 20% LFkku ges’kk fjDr jgsa\

27. A man can type 20 lines in 10 minute but he

leaves 8% margin on each line. In how much time

he will type 23 pages with 40 lines on each page

on which he leaves 25% more margin than before

,d O;fDr 10 fefuV esa 20 iafDr;kW Vkbi djrk gSa] ysfdu

izR;sd iafDr esa 8% [kkyh LFkku NksMrk gsa 40 iafDr;ksa okys 23

istksa dks og fdrus le; esa VkbZi djsxk] ;fn v cog igys dk

25 zifr’kr vfrfjDr [kkyh LFkku NksM+rk gSa

28. A, B, C, D purchase a pen for Rs. 5600000 share of

B + C+ D is 460% of A and the share A + C+ D is

366.66% of B and the share of C 40% of A + B + D

. Find the share of D ?

A, B , C, D us ,d isu 5600000 : esa [kjhnk] B + C+ D dk

fgLls dk 460 izfr”kr tcfd A + C+ D ds fgLls dk 366-66

izfr”kr gSa rFkk C dk fgLlk A + B + D ds fglls dk 40

izfr”kr gS] rks D dk fgLlk Kkr djsa\

29. If earns 25% more than what % less does

earn than x ?

;fn ] ls 25 izfr”kr vfrfjDr /ku dekrk gS] rks

crkb;s ] fdrus izfr”kr de /ku dekrk gS\

30. If Krishna salary is 16

% less than Radha By. How

much % does Radha’s salary is more than Krishna

—".kk dh vk; jk/kk dh vk; ls 16

% de gSa crkb;s jk/kk dh

vk; —‘.kk dh vk; ls fdruk izfr”kr vf/kd gS\

31. ‘P is six time as large as Q. by how much % is Q

less than P ?

P, Q ls 6 xquk cM+k gS crkb;s Q , P ls fdruk izfr”kr de

gS\

32. If 60% of the students in a school are boys and the

number of girls is 972 . How many boys are there

in the school.

fdlh fo|ky; esa 60 izfr”kr yM+ds rFkk 972 yM+fd;kW gSA

yM+dksa dh la[;k Kkr djsa\

33. There are two types of animals in a room some

are cat and same are Dogs. Each cat takes 7

biscuits and each Dog takes 9 biscuits. If 355

biscuits are eaten by 45 animal. Find the no. of

Cats and Dogs . fdlh dejs esa dqN fcYyh rFkk dqN dqRrs gSaa izr;sd fcYyh 7

fcLdqV rFkk izR;sd dqRrk 9 fcLdqV ysrk gS a ;fn 45 tkuojksa

}kjk dqy 355 fcLdqV [kk;s x,] dqRrs rFkk fcfYy;ksa dh la[;k

Kkr djsa\

34. In a Zoo, there are rabbits and pigeons. If the

heads are counted there are 280 and if legs are

counted there are 820 . How many pigeons are

there ? fdlh fpfM+;k?kj esa dqN [kjxks”k rFkk dcwrj gSaA dqy fljksa dh

la[;k 280 rFkk dqy iSjksa dh la[;k 820 gSA dqy dcwrjksa dh

la[;k Kkr djsa\

35. The population of a town is 6000 , If males are

increased by 5% and female are increased by 9% .

then population will become 6500 after 1 year.

Find the number of males and females ?

fdlh “kgj dh tula[;k 6000 gSaA ;fn iq:’kksa dh la[;k 5

izfr”kr rFkk efgykvksa dh la[;k 9 izfr”kr c<k nh tk;s rc

u;h tula[;k 6500 gks tkrh gS a iq:’kksa rFkk efgykvksa dh

la[;k Kkr djsa\

36. The population of town at present is 5000. If

males are increased by 6% and females are

increased by 14% Then population will become

5540 after 1 year. Find the no. of males are

present.

fdlh “kgj dh tula[;k orZeku esa 5000 gSA ;fn iq:’k 6

izfr”kr rFkk efgyk;sa 14 izfr”kr of) gqbz rc 1 lky ckn



“kgj dh tula[;k 5540 gks tkrh gS A iq:’kksa dh la[;k Kkr

djsa\

37. The population of a village was 9600 . If the males

and females are increased by 8% and 5% Then

population will become 10,272 after 1 year , Find

the number of males at present . fdlh xkWo dh tula[;k 9600 gSA ;fn iq:’kksa dh tula[;k es 8

izfr’kr rFkk efgykvksa dh tula[;k esa 5 izfr”kr of) gks ] rc

1 o’kZ ckn tula[;k 10]272 gks tkrh gSa iq:’ksa dh la[;k Kkr

djksa\

38. If a student scores 25% marks then he is failed by

210 marks. But if he score 55% marks then he is

passed with 240 marks . Find the passing % ?

dksbZ fo|kFkhZ 25 izfr”kr vad ykrk gS rFkk 210 vad ls

Qsy gks tkrk gSa ;fn og 55 izfr’kr vad ykrk gs rks og

240 ls ikl gks tkrk gS mRrh.Zk izfr”kr Kkr fdft,

39. If a student score 36 marks, then he is failed by 32

marks, but when he scores 48 % marks then he is

passed by 64 marks . Find passing % ,d fo|kFkhZ 36 izfr’kr vad ykrk gS rFkk 32 vad ls Qsy gks

tkrk gSA ;fn og 48 izfr’kr vad ykrk gS og 64 vadksa ls ikl

gks tkrk gSA mRrh.kZ izfr’kr Kkr fdft,\

40. When a student score 40 % marks then he is

failed by 50 marks. But when he score 50% mark

then he is passed with 40 marks. Find passing %

tc dksbZ fo|kFkhZ 40 izfr”kr vad ykrk gS] rks 50 vad ls

Qsy gks tkrk gSA tc og 50 izfr”kr vad ykrk gSA] og

40 vad ls ikl gks tkrk gSA mRrh.kZ izfr’kr Kkr djsa\

41. When a student score 30% marks then he fails by

5 marks. But when he score 40% marks then he

got 10 more marks than passing marks. Find

* Maximum marks

* Passing % Tkc fo|kFkhZ 30 izfr’kr vad ykrk gS ] 5 vad ls Qsy gks tkrk

gS A t cog 40 izfr’kr vad ykrk gSA] og mRrh.kZ vad ls 10

vad vf/kd ykrk gSA Kkr dhft,A

1. vf/kdre vad 2. mRrh.kZ zifr’kr

42. In an election two candidates participate. 20%

votes declare invalid and the winner get 70% of

valid votes and he win by 9600 votes . Find th the

no. of

1. Voting list 2. Valid votes

fdlh pquko esa nks mEehnokj Hkkx ysrs gSA 20 izfr’kr oksV vos/k

?kk sf’kr gq, rFkk thrus okyk izR;k’kkh oS/k erksa dk 70 izfr’kr

izkIr djrk gS rFkk 9600 oksVksa ls thrrk gSA Kkr djsa\

1. dqy iaftdr ernkrk

2. oS/k er

43. In an election two candidate articipated 20%

voters did not vote. 12

% votes declared invalid

and the winner get 60% of valid vote and he win

by 5600 votes. Find the number of voter list. fdlh pquko esa nks mEehnokj gSaA 20 izfr”kr ernkrk oksV ugha

Mkyrs gSaA 12

% oksV voS/k ?kksf’kr gksrs gSa rFkk thruk okyk

izR;k”kh oS/k erksa dk 60 izfr’kr izkIr djrk gSa rFkk 5600 okVks

ls thrrk gSa iathØr ernkrkvksa dh la[;k Kkr djsa\

44. In an election 10% voters did not vote and 11

%

votes declare invalid and the winner got 75% of

valid votes. If he win by 2000 votes then find the

voting list. fdlh pquko esa 10 izfr”kr mEehnokj oksV ugha Mkyrs gSa rFkk

11

% oksV voS/k ?kksf’kr fd;s x;sa A thrus okyk izR;k”kh oS/k

erksa dk 75 izfr”kr izkIr djrk gSA ;fn og 2]000 oksVksa ls

thrrk gSaA iathdr ernkrkvksa dh la[;k Kkr djsa \

45. In an election two candidate participated, 10%

voters did not vote, out of which 10% votes

declare invalid and the wineer get 70% of valid

votes, and he win by 7290 votes. Then find voting

List. fdlh pquko es nks izR;k”kh Hkkx ysrs gSaA 10 izfr”kr ernkrk

oksV ugha Mkyrs] cps oksVksa esa ls 10 izfr”kr voS/k rFkk thrus

okyk izR;k”kh oS/k erksa dk 70 izfr”kr izkIr djrk gS rFkk

7290 oksVksa ls thrrk gSa iath—r ernkrkvksa dh la[;k Kkr djsa\

46. In an election two candidate participated 20%

voters did not cast their votes, out of which 600

votes declared invalid and the winner get 75% of



valid votes and he wins by 1500 votes . Find the

no. of voting list.

fdlh pquko esa nks mEehnokj gSa 20 izfr’kr ernkrkvksa us oksV

ugha Mkyk] ftuesa ls 600 oksV voS/k rFkk thrus okyk izR;k”kh

oS/k erksa dk 75 izfr’kr izkIr djrk gA rFkk 1500 oksVksa ls

thrrk gSa iath—r ernkrkvksa dh la[;k Kkr djsa\

47. In an election two candidate participated . 10%

voters did not vote, 2500 votes declared invalid

and the winner get 55% of valid votes and he win

by 2000 votes. Find the number of voters in the

voting list ? fdlh pquko esa nks mEehnokj gSaA 10 izfr”kr ernkrkvksa us oksV

ugha Mkyk] 2500 oksV voS/k ?kksf’kr gq, rFkk thrus okyk

izR;k’kkh oS/k erksa dk 55 izfr’kr izkIr djrk gS rFkk 2000 oksVksa

ls thrrk gSaA iath—r ernkrkvksa dh la[;k Kkr djsa\

48. In an election two candidate participated, 20%


and the winner get 41% votes of voting list and he

win by 200 votes . Find the number of voters in

the voting list? fdlh pquko esa nks mEehnokj gSa 20 izfr”kr ernkrkvksa us oksV

ugha Mkyk] 120 oksV voS/k ?kksf’kr gq, rFkk thrus okyk izR;k”kh

dk ernkrk lwph ds 41 izfr”kr er izkIr gq, rFkk 200 oksvksa

ls pquko thr x;kA iath—r ernkrkvks dh la[;k Kkr djsa\

49. In an election two candidate participated. 10%


and the winner get 60% votes of voting list and he

win by 900 votes. Find the number of voters in

the voting list? fdlh pquko esa nks mEehnokj gSa 10 izfr’kr ernkrkvksa us oksV

ugha Mkyk 300 oksV vos/k ?kksf’kr gq, rFkk thrus okyk izR;k”kh

dks ernkrk lwph ds 60 izfr”kr er izkIr gq, rFkk 900 oksVksa ls

pquko thr x;k iath—r ernkrkvksa dh la[;k Kkr djsa \

50. In an election two candidate participated 10%

voters did not vote, 60 votes declared invalid and

the winner get 47% votes of voting list and he win

by 308 votes. Find the number of voters in the

voting list? fdlh pquko esa nks mEenokj gSa 10 izfr’kr ernkrkvksa us oksV

ugha Mkyk] 60 oksV voS/k ?kksf’kr gq, rFkk thrus okyk izR;kk’kkh

dks ernkrk lqph ds 47 izfr”kr er izkIr gq, rFkk 308 oksVksa ls

pquko thr x;ka iath—r ernkrkvksa dh la[;k Kkr djsa\

51. In an election Radhama and Sunny participated

2/5 of the voters promised to vote for radhama

and rest promise to vote for sunny . On the voting

day 15% of the voters went back on the promise

to vote for Radhama and 25% of voters went

back on their promise to vote for Sunny . Find the

total n. of voters, if Sunny wins by 750 votes. fdlh pquko esa lUuh rFkk jk/ksek Hkkx ysrh gSA 2@5 ernkrk

jk/ksek dks rFkk cps ernkrk lUuh dks oksV Mkyus dk oknk

djrs gSA jk/ksek dks oksV djus okys 15 izfr”kr ernkrk lUuh

dks oksV djus okys 25 izfr”kr ernkrk vius okns ls iyVrs

gSA dqy erksa dh la[;k Kkr djsa] ;fn lUuh oksVks ls thrrk gSA

\

52. In an election three candidates participated , the

loosing candidates get 30% votes. What could be

the minimum absolute margin of vote by which

the winning candidate led by the nearest the

rival. If the each candidates got an integral % of

vtes. fdlh pquko esa rhu mEehnokj gSaA gkjus okys mEehnokj dks 30

izfr”kr er feys] rks thrus okyk de&ls&de fdruh erksa ls

pquko thrk gksxk];fn lHkh dks iw.kkZad izfr’kr esa er feys gksa\

53. A salesman is allowed 12% commission on the

total sales made by him and a bonus of 1% on the

sales over Rs. 15,000. If the total earning of a

salesman is Rs. 7650 . Find the total sales. dksbZ fodzsrk dqy fcdzh ij 12 izfr”kr deh”ku nsrk gSA rFkk

15]000 :I;s ls Åij dh fcdzh ij 1 izfr”kr cksul nsrk gSA

;fn foØsrk dh dqy vk; 7650 :I;s gks ] rc dqy fcdzh Kkr

djs\

54. A salesman is allowed 9% commission on the

total sales made by him and a bonus of 1% on the

sales over Rs. 20,000 If the total earning of a

salesman is Rs. 6800. Find the total sale?

,d fodzsrk dqy fcdzzh ij 9 izfr’kr deh’ku nsrk gSa A rFkk

20]000 :Ik;s ls Åij dh fcdzh ij 1 izfr’kr cksul nsrk gSA

;fn fodzsrk dh dqy vk; 6]800 :i;s gks rc dqy fcdzh Kkr

djsa\



55. A salesman is allowed 5

% commission on the

total sales made by him and a bonus of

% on

the sales over Rs. 10,000 If his total earning is Rs.

1990 . Find the total sales.

,d fodzsrk dqy fcdzh ij 5

% deh’ku nsrk gSA rFkk 10]000

ls Åij dh fcdzh ij

% cksul nsrk gSA ;fn mldh dqy vk;

1990 gks] rc dqy fcdzh Kkr djsa\

56. A Company allowed 12% commission on the total

sales made by salesman and a bonus of 15% on

the sales over Rs. 15000 . If the salesman

deposited Rs. 52350 in the company after

deducting his earning from the total sales made

by him. Find the total sales? ,d daiuh vius fodzsrk dqy fcdzh ij 12 izfr”kr deh”ku

nsrk gS rFkk 15]000 ls Åij dh fcdzh ij 1 izfr”kr cksul nsrk

gSa ;fn lsYlesu viuh dqy fcdzh ls viuh dekbZ gVkdj “ks’k

52350 : daiuh esa tek djk nsrk gS] rks dqy fcdzh Kkr djsa\

57. A Company allowed 9% commission on the total

sales made by salesman and a bonus of 1% on the

sales over Rs. 2000. If the salesman deposited Rs.

63200 in the company after deducting his earning

from the total sales made by him. Find the total

sales?

,d daiuh vius fodzsrk fodzsrk dqy fcdzh ij 9 izfr”kr

deh”ku nsrk gS rFkk 20000 ls Åij dh fcdzh ij 1 izfr”kr

cksul nsrk gSa ;fn lsYlesu viuh dqy fcdzh ls viuh dekbZ

gVkdj “ks’k 63200 : diauh es tek djk nsrk gS] rks dqy

fcdzh Kkr djsa\

58. A Company allowed 5% commission up to the

sales of Rs. 10000 and a commission of 4% on the

sales over rs. 10000 . If the salesman deposited

Rs. 31100 in the company after deducting his

earning from the total sales made by him. Find

the total sales?

,d daiuh vius fodzsrk dks 10000 : dh fcdzh ij 5 izfr’kr

deh’ku nsrk gS rFkk 10000 ls Åij dh fcdzh ij 4 izfr’kr

deh’ku nsrk gSa ;fn lsYlesu viuh dqy fcdzh ls viuh dekbZ

gVkdj “ks’k 31100 : daiuh esa tek djk nsrk gS] rks dqy fcdzh

Kkr djsa\

59. In any given months a man earn A% commission

on first sale of Rs. 1000. And further sale he earn

B% commission. If in two following months is

sales are Rs. 3000 and Rs. 4000 and he earn a

commission of Rs. 900 and Rs. 1300 respectively .

Find the value of A+B?

fdlh eghus esa igyh 1000 : dh fcdzh ij A% rFkk mlls

vf/kd dh fcdzh ij B% deh”ku feyrk gSA ;fn nks dzekxr

eghuksa esa mldh dqy fcdzh dze”k% 3000 o 4000 : gS rFkk

mldk deh”ku 900 o 1300 : gS] rks A+B dk eku Kkr

djksa\

60. A company allow 20% commission to his

salesman on the total sales and 10% bonus decide

the commission on the net profit after charging

such bonus . If the total sales and profit are Rs.

1000000 and Rs. 132000. Find the earning of

salesman. ,d daiuh vius lsYlesu dks dqy fcdzh ij 20 izfr”kr deh”ku

rFkk “kq) ykHk (dqy ykHk & lsYleSu dk cksul ) ij 10

izfr”kr cksul Hkh nsrh gSaA ;fn dqy fcdzh ykHk dze”k% 10

yk[k :I;s o 132000 :Ik;s gSa A rks lsYleSu dh dqy dekbZ

Kkr djsa\

61. A company allow 7%commission on the total

sales to his salesman but if the salesman is

appointed on a fix salary of Rs. 3000 and 4%

commission on the salary more than Rs. 10000. If

in second condition the salesman receive Rs. 800

more then the first condition. Find the total sales?

,d daiuh vius lsYlesu dks mldh dqy fcdzzh ij 7 izfr”kr

deh”ku nsrh gs ijarq ;fn daiuh lsYlesu dks 3000 : osru

rFkk 10000 ls vf/kd dh fcdzh ij 4 izfr”kr deh”ku nsrh

gSA ] rks mls nwljh fLFkfr esa igys 800 : vf/kd feysaxs dqy

fcdzh Kkr djsa\

62. The price of sugar is increase by 20% .By how

much % the consumption is decrease so that

expenditure will not increase.

phuh dk ewY; 20 izfr”kr c<+rk gS A phuh dh [kir esa fdrus

izfr”kr dhdeh dh tk;s] ftlls dqy [kpZ fLFkj jgas\



63. The price of sugar is decrease by 30% .BY how

much % the consumption is increase so as the

expenditure will decrease by 10% only. Pkhuh dk ewy; 30 izfr”kr ?kVrk gSA mldh [kir fdruh

izfr”kr c<+k;h tk;s] ftlls dqy [kpZ esa 10 izfr”kr dh deh

gks\

64. The price of sugar is increase by 20% . By how

much kg. of consumption is decrease so as

expenditure will increase by 5% only. When he

originaly consume 280 kg sugar.

Pkhuh dk eY; 20 izfr’kr c<+rk gSA fdrus fdxzk- [kir de

gksuh pkfg;s] ftlls dqy O;; 5 izfr”kr c<+sA tcfd okLrfod

[kir 280 fdxzk- phuh gSA

65. The price of sugar is increase. By 30% due to this a

family use 40 kg less sugar so as expenditure will

increase by 10% only. Find original consumption .

Pkhuh dk nke 30 izfr’kr c<+ tkrk gSA ftlls ifjokj 40 fdxzk-

de phuh mi;ksx djrk gS rFkk dqy [kpZ 10 izfr”kr c<+ tkrk

gSA okLrfod [kpZ crkb;s\

66. The price of sugar is decrease by 30% due to this a

family purchase 32 kg more sugar so as

expenditure will decrease by 16% only. Find

current consumption. phuh dk ewY; 30 izfr”kr de gks tkrk gS] ftlls ifjokj 32

fdxkz- vf/kd phuh [kjhnrk djrk gS] rFkk dqy [kpZ 16

izfr”kr de gks tkrk gSA orZeku dqy [kpZ Kkr djsa\

67. The price of sugar is increase by 20% due to this a

family purchase 12 kg less sugar for Rs. 300.

Find

*Original consumption

*Current consumption

*Original price

*current

phuh dk nke 20 izfr”kr c<+rk gS] ftlls ifjokj 300 :I;s

esa 12 fdxzk- de phuh [kjhnrk gS Kkr djsa A

Kkr djsaaA

1- okLrfod [kir

2- orZeku [kir

3- okLrfod ewY;

4- orZeku ewY;

68. The price of sugar is decrease by 20% due to this a

family purchase 20 kg more sugar for Rs. 400

phuh dk nke 20 izfr”kr de gks tkrk gSa ]ftlls ifjokj 400

:I;s esa 20 fdyksxzke vf/kd phuh [kjhnrk gSA Kkr djsa\

1 okLrfod [kir

2 orZeku [kir

3 okLrfod ewY;

4 orZeku ewY;

69. The price of rice decreased by 10% due to which

a family used 50 gm more rice in Rs. 1. Find

original consumption.

pkoy dk ewY; 10 izfr”kr de gks tkrk gSA ftlls ,d

ifjokj 1 :Ik;s esa 50 xzke pkoy vf/kd [kjhnrk gSA okLrfod

[kir crkb;s\

70. A reduction of Rs. 2 per kg enables a man to

purchase 4 kg more sugar for Rs. 16 . Find original

price Pkhuh ds nke esa 2 :Ik;s izfr fdxk- dh deh gksus ij] ,d O;fDr

16 :Ik;s esa 4 fdxzk- vf/kd phuh [kjhnrk gSA okLrfod ewY;

Kkr djsa\

71. A reduction of 50 paisa /dozen in the price eggs a

person buy 1 dozen more eggs for Rs. 66 . Find

the original price per dozen. vaMs ds nkeska esa 50iSls ntZu dh deh gksus ds dkj.k ,d O;fDr

66 :I;s esa 1 ntZu vaMs vf/kd [kjhnrk gSA vaMks dk izfr ntZu

okLrfod ewY; Kkr djsa\

72. A man spends 60% of his income. If his income is

increased by 15% and his expenditure increased

by 15% .Find the % change in his saving . ,d O;fDr viuh vk; dk 60 izfr”kr [kpZ djrk gSa A ;fn

O;fDr dh vk; 15 izfr”kr c<+rh gS rFkk O;; 15 izfr”kr

c<+rk gS cpr esa izfr”kr ifjor Zu Kkr djsa\

73. A man spends 75% of his income. If his income is

increase by 20% and expenditure is increase by

10% . find the % change in saving.

,d O;fDr viuh vk; dk 75 izfr”kr [kpZ djrk gSa ;fn O;fDr

dh vk; 20 izfr”kr c<+rh gS rfkk O;; 10 izfr”kr c<+rk gS

cpr esa izfr”kr ifjoZru Kkr djsa\



74. A man spends Rs.5700 out of his income of Rs.

8550 . If his income and expenditure are increase

by 19% and 13% . Fid the % change in saving. ,d O;fDr 8550 :Ik;s vk; esa ls 5700 :I;s O;;djrk gSA;fn

vk; rFkk O;; esa 19 izfr’kr rFkk 13 izfr”kr of) gks] rc

cpr es izfr’kra ifjorZu Kkr djsa\

75. A man spends Rs. 9000 out of his income of Rs.

13,500 . If his incoe and expenditure are increased

by 13 % and 9%. Find the % change in saving. ,d O;fDr 13]500 :I;s vk; esa ls 9000 :I;s O;; djrk gsa ;fn

vk; rFkk O;; esa 13 rFkk 9 izfr”kr dh of) gks rc cpr es

izfr”kr ifjorZu Kkr djsa\

76. The population of a town is increased by 16

%

on first year and on second year it is will again

increase by 37

% but on third year it will

decrease by 57

% . Then find the present

population if after three years the population will

become 165,000 .

fdlh “kgj dh tula[;k izFke o’kZ 16

% c<+ tkrh gSA rFkk

nwljs o’kZ 37

% ?kV tkrh gS ijarq rrh; o’kZ 57

% c<+ tkrh

gS orZeku tula[;k Kkr djsa] tcfd 3 o’kZ ckn tula[;k

165]000 gks tkrh gS\

77. A men spends 5% of his total income in traveling

and 20% of rest spend in food and then he

donate Rs. 120 and he stil with Rupees 1400. Find

his income.

,d O;fDr viuh vk; dk 5 izfr”kr ;k=k es cps dk 20

izfr”kr Hkkstu esa rFkk 120 :Ik;s nku esa nsrk gSA ;fn mlds

ikl vHkh Hkh 1400 cps gksa] rc O;fDr dh vk; Kkr djsa\

78. An electronic contractor has certain length of

wire, 10% wire was stolen and 70% of the

remaining was sold out. Find the original length of

wire. If 810 mtr. Wire is still left.

,d dkWUVªsDVj ds ikl dqN rkj gSa A 10 izfr”kr Hkkx pksjh

dj fy;k tkrk gs] cps dk 70 izfr”kr Hkkx csp fn;k tkrk gSA

rkj dh okLrfod yEckbZ Kkr djsa\ ;fn 810 ehVj rkj vHkh Hkh

cpk gSA

79. In a library 20% of the books are in Hindi 50% of

the remaining are in English and 30% of the

remaining are in French and rest 6300 books are

in Regional language. Then find the no . of books

in library.

fdlh iqLrdky; esa 20 izfr”kr fdrkc fgUnh ] cph gqbZ fdrkcksa

dk 50 izfr”kr vaxzsth rFkk cph gqbZ fdrkcksa dk 30 izfr'kr

Qzsap rFkk cph gqbZ 6300 fdrkc /kkfeZd fdrkcsa gSaA iqlrdky; esa

fdrkcksa dh la[;k Kkr djsa+\

80. A manufacturer sold his goods to whole seller at

25% profit and the whole seller sells it to retailer

at 20% profit and the retailer sold it to customer

at 28% profit. Then find the cost price of goods for

manufacturer if it customer purchase it at Rs.

9600. ,d fuekZrk dqN lkeku Fkksd fodzsrk dks 25 izfr'kr ykHk rFkk

Fkksd fodzsrk ] QqVdj fodzzsrk dks 20 izfr'kr ykHk rFkk QqVdj

foØsrk xzkgd dks 28 izfr'kr ykHk ij csprk gSA fuekZrk ds fy,

lkeku dk ewY; crk,sa tcfd xzkgd mls 9600 :I;s esa [kjhnrk

gSA

81. A man lost half of his initial amount in the

gambling after playing three rounds . The rule of

gambling is that if he wins he will receive Rs. 100,

but he has to give 50% of his total amount after

each round. Luckly he way all the three round.

Find the initial amount that he had. ,d vkneh tq, dh rhu ckft;kWa [ksyus ds ckn vius ikl

vkjafHkd /ku dk vk/kk /ku ugh ikrk gS A tq, ds 'krZ vuqlkj

;fn os izR;sd ckth thrrk gS] rks mls 100 : feysaxs] ijarq mls

vius vkjafHkd /ku dk 50 izfr”kr /ku okfil tek djkuk gksxka

;fn os rhuks gh ckft;k thrk gksa ] rksa vkjaHk esa mlds ikl

fdruk /ku Fkk\

82. Ram purchase 6 black and X white ball.

The price of Balck ball is

of the price of the

white ball. At the time of making the bill clerk

made a mistake and interchange the no. of balls

due to this the bill amount in increased by 45%

Find X.

jke 6 dkyh rFkk X. lQsn xsans [kjhnrk gSA dkyh xsan dk eqY;

lQsn xsan ds ewy; dk 5@2 gSA fcy cukrs le; deZpkjh us



xsanksa dks cny fn;k rFkk fcy dh dher 45 izfr”kr c<+ x;kha

X. Kkr djsa\

83. The total salary of A and B is Rs. 1500 . A spent

90%of his income and B spent 80% of his income.

The ratio of saving is 3:4 . Find their individual

salary.

A rFkk B dh dqy vk; 1500 :Ik;s gSA A us viuh vk; dk 90

izfr”kr rFkk B us viuh vk; dk 80 izfr”kr [kpZ fd;kA

mudh cpr dk vuqikr 3%4 gSa mudh iFkd vk; Kkr djsa\

84. In an examination the percentage of students

qualified to the number of student appeared from

school ‘X’ is 80% . In school ‘Y’ the number of

students appeared is 25% more than the students

speared form school ‘X’ and the number of

students qualified from school ‘Y’ is 40% more

than the students qualified from school ‘X’ what

is the percentage of students qualified to the

number of student appeared form school ‘Y’?

,d ijh+{kk esa Ldwy ‘X’ esa ikl gq, Nk= ]dqy ijh{kkFkhZ;ks

dk 80 izfr'kr gSaA Ldwy ‘Y’ ds dqy ijh{kkFkhZ Ldwy ‘X’ ds

dqy ijh{kkFkhZ;ksa ls 25 izfr”kr T;knk gSa o Ldwy ‘Y’ ds ikl

gq, Nk= Ldwy X ds ikl gq, Nk=ksa ls 40 izfr'kr vf/kd gSA

rks Ldwy Y’ ds ikl gq, Nk= Ldwy X’ ds dqy ijh{kkFkhZ;ksa dk

fdruk izfr”kr gSA

(a) 45% (b) 90% (c) 89.5% (d) 89.6%

85. In an examination 40% of the students failed in

math, 50% of the students failed in English 30% of

the students failed in Hindi if 25% of the student

failed in Math and English, 15% of the students

failed in English and Hindi 22% of the students ,

failed in Math and Hindi and 13% of the students

failed in all the three subjects Math, English and

Hindi, then find the percentage of students who

passed in all three subjects. ,d ijh{kk esa 40 izfr’kr Nk= xf.kr esa Qsy gq, 30 izfr”kr

Nk= fgUnh esa Qsy gq,A 50 izfr”kr vaxszth esa Qsy gq, A ;fn

25 izfr'kr Nk= xf.kr o vxzsth esa Qsy gq,A 15 zifr’kr Nk=

vxzsth o fgUnh esa Qsy gq,A vkSj 22 zifr’kr Nk= fgUnh o

xf.kr esa Qsy gq, ;fn 13 izfr’kr Nk= rhuksa fo"k;ksa esa Qsy gq,

rks rhuksa fo’k;ksa esa ikl gq, Nk=ksa dk izfr’kr Kkr djsaA

86. In an examination 20% of the students failed in

Math, 15% of the students failed in English, 25%

of the students failed in Hindi. If 5% of the

students failed in Math and English, 10 % of the

students failed English and Hindi, 15%of the

students failed in Math and Hindi and 2% of the

students failed in all the three subjects Math,

English and Hindi, then find the percentage of

students who passed in all three subjects. ,d ijh{kk esa 20 izfr’kr xf.kr esa Qsy gq, A 15 izfr’kr Nk=

vaxzsth esa Qsy gq,] 25 izfr’kr Nk= fgUnh esa Qsy gq, A ;fn 5

izfr’kr Nk= xf.kr o bfXay”k esa Qsy gq, A 10 izfr’kr Nk=

vaxzsth o fgUnh esa Qsy gq, ] 15 izfr”kr Nk= xf.kr o fgUnh

esa Qsy gq,A ;fn 2 izfr’kr Nk= rhuksa fo’k;ksa esa Qsy gq, gksa rks

rhuksa fo’k;ksa esa ikl gq, Nk=ksa dk izfr”kr Kkr djsaA

87. In a recent survey 40% houses contained two or

more people, Of those houses containing only

one person 20% were having only a male. What is

the percentage of all houses which contain

exactly one female and no males? ,d losZ{k.k es 40 izfr”kr ?kjksa esa 2 ;k nks ls vf/kd lnL; gSaA

ftu ?kjksa esa ,d lnL; gS muesa ls 20 izfr’kr ?kjksa esa dsoy

,d iq:’k gSA rks mu ?kjk sa dk izfr’kr Kkr djksa ftuesa dsoy

,d efgyk gS dksbZ Hkh iq:’k ugha gSA

88. In an examination, 35% of the candidates failed in

Mathematics and 25% in English. If 10% failed in

both Mathematics and English, then how much

percent passed in both the subjects? ,d ijh{kk esa 35 izfr”kr Nk= xf.kr esa Qsy gq,] 25 izfr”kr

bfXay’k esa Qsy gq, A ;fn nksuksa fo’k;ksa esa 10 izfr’kr Nk= Qsy

gq, rks fdrus izfr’kr Nk= nksuksa fo’k;ksa esa ikl gq,A

89. Mr. Giridhar spends 50% of his monthly income

on household items and cut of the remaining he

spends 50% on transport, 25% on entertainment,

10% on sports and remaining amount of Rs. 900is

saved. What is Mr. Giridhar’s monthly income?

Jh eku fxjh/kj viuh 50 izfr’kr vk; ?kj ds [kpksZ esa [kpZ djrs

gSA ckdh dk 50 izfr’kr og ;k=k ] 25 izfr’kr euksjatu 10

izfr’kr [ksyksa ij rFkk ckdh 900 dh cpr djrk gSA rks Jheku

fxjh/kj dh ekfld vk; Kkr djksA



90. Mr. More spent 20% of his monthly income food

and 15% on children’s education, 40% of

remaining he spent on entertainment and

transport together and 30% on medical .He is left

with an amount of Rs. 8775 after all the

expenditures. What is Mr. More’s monthly

income? fe- eksj viuh 20 izfr”kr vk; Hkkstu ij ] 15 izfr’kr cPpksa dh

f’kk{kk ij “ks’k dk 40 izfr”kr euksjatu o ;k=k vkSj 30

izfr”kr nokbZ z;ksa ij [kpZ djrk gsa ;fn og 8775 dh cpr

djrk gS rks mldh ekfld vk; Kkr djsa\

(a) Rs.40,000 (b)Rs.35,000

(c) Rs. 42,000 (d) Rs. 38,000

91. In a class of 60 student , 40% speak only Hindi ,

25% can speak only English and rest the

students can speak both the languages . How

many students can speak English? ,d 60 Nk=ksa dh d{kk esa 40 izfr’kr dsoy fgUnh] 25 izfr’kr

dsoy bfXay’k vkSj ckdh nksuks Hkk’kk cksy ldrs gsA rks fdrus

Nk= bfXay’k cksy ldrs gSA

(a) 32 (b) 28 (c) 36 (d) 15

92. In examination 65% of the students passed in

Mathematics, 48% passed in Physics and 30%

passed in both. How much percent of students

failed in both the subjects? ,d ijh{kk esa 65 izfr”kr Nk= xf.kr esa ikl gq,] 48 izfr”kr

HkkSfrdh esa ikl gq, vkSj 30 izfr”kr nkuksa esa ikl gq,A rks

fdrus izfr”kr Nk= nkuksa esa Qsy gq,A

93. In a village, each of the 60 % of families has a cow

each of the 30% of families has buffalo and each

of the 15% of the families has both a cow and a

buffalo . In all there are 96 families in the village .

How many families do not have a cow or a buffalo

? ,d xkao es 60 izfr’kr ifjokjksa esa ls izR;sd ds ikl ,d xk; gsSa

A 30 izfr’kr ds ikl HkSal gS vkSj izR;sd 15 izfr’kr ds ikl

nksuksa xk; o HkSal gSa A ;fn dqy 96 ifjokj gks rks fdrus ifjokjksa

ds ikl xk; ;k HkSal ugha gSA

(a) 20 (b) 24 (c) 26 (d) 28

94. Salary of person is first increased by 20%, then it

is decreased by 20 % , change in his salary is .

fdlh O;fDr us osru esa igys 20 izfr”kr dh of) dh xbZ vkSj

fQj mlesa 20 izfr”kr dh deh dh xbZa Amlds osru esa

ifjorZu gS

95. If the numerator of a fraction is increased by

200% and the denominator is increased by 350% ,

the resultant fraction is

. What was the

original fraction . ;fn ,d fHkUu ds va’k esa 200 izfr’kr vkSj gj es 350 izfr”kr

dh of) dh tk,] rks ifj.kkehfHkUu 5@12 vkrk gSa A ewy fHkUu

D;k Fkk\

96. In a test consisting of 80 questions carrying one

mark each. Arpita answers 65% of the first 40

questions correctly. What percent she the other

40 question does she need to answer to answer

correctly to score 75% on the entire test? izR;sd iz”u ds ,d vad okys 80 iz”uksa dh ,d ijh{kk esa

vfiZrk igys 40 iz”uksa ds 65 izfr”kr lgh mRrj nsrh gSA iwjh

ijh{kk esa 75 izfr”kr vad ikus ds fy, “ks’k 40 esa mls fdrus

izfr”kr lgh mRrj nsus gksxsa\

(a) 75 (b) 80 (c) 75 (d) 40

97. If the numerator of a fraction is increased by

200% and the denominator is increased by 400%

the resultant fraction is 1

. What was the

original fraction?

;fn ,d fHkUu dk va”k 200 izfr”kr c<+k;k tk, vkSj gj 400

izfr”kr c<+k;k tk,] rks ifj.kkeh fHkUu 1

gksxkA ewy fHkUu

fdruk Fkk \

98. In a class of 65 students and 4 teachers , each

student got sweets that are 20% of the total

number of students and each teacher got sweets

that are 40% of the total number of students

.How many sweets were there? 65 Nk=ksa vkSj 4 f’kk+{kdksa dh ,d d{kk es ] izR;sd Nk= dks Nk=ksa

dh dqy la[;k dk 20 izfr’kr vkSj izR;sd f’kk+{kdksa dks Nk=ksadh

dqy la[;k dk 40 izfr’kr LohV~l feyrk gSA dqy fdruh

LohV~l Fkh\

(a) 845 (b) 897 (c) 849 (d) 104



99. On a test consisting of 250 questions, Jassi

answered 40% of the first 125 questions correctly.

What percent of the other 125 questions does she

need to answer correctly for her grade on the

entire exam to be 60% ? 250 iz”uksa okyh ,d ijh[kk esa tLlh us igys 125 esa ls 40

izfr”kr ds mRrj lgh fn,A laiw.kZ ijh{kk esa mldk xzsM 60

izfr”kr gks blds fy, mls “ks’k 125 iz”uksa esa ls frus izfr’kr

ds mRRj lgh nsus gksaxs\

(a) 75 (b) 80 (c) 60 (d) none of these

100. In a class of 35 students and 6 teachers, each

student got toffees that are 20% of the total

number of students and each teacher got toffee

that are 40% of the total number of students.

How many toffees were there?

35 Nk=ksa vkSj 6 v/;kidksa dh ,d d{kk esa izR;sd Nk= dks Nk=ksa

dh dqy la[;k dh 20 izfr”kr VkWQh vksj izR;sd v/;kid dks

Nk=ksa dh dqy la[;k dh 40 izfr”kr VkWQh feyrh gS dqy

fdruh VkWQh gSA

(a) 245 (b) 161 (c) 406 (d) 84

101. A solution of salt and water contain 5% salt. If 20

liter of water is evaporated then salt becomes

15% . Find the initial solution?

Uked vkSj ikuh ds ,d ?kksy esa 5 izfr’kr ued gSA vxj 20

yhVj ikuh ok’I gks tkrk gS rks ued 15 izfr”kr cu tkrk gS

A izkjafHkd ?kksy dh ek=k Kkr djsa\

(a) 30liter (b)20liter

(c) 25 liter (d) 35 liter

102. 12 liter of mix of acid & water contain 30% acid .

How much liter of water should be withdrawn to

make acid 40% ? 12 yhVj ,flM vksSj ikuh ds feJ.k esa 30 izfr’kr ,flM gSaA

,flM dks 40 izfr”kr djus ds fy, fdrus fyVj ikuh

fudkyuk iM+sxk \

(a) 1 liter (b) liter (c) 1.5 liter (d) 3 liter

103. A water melon contains 90% water. After

sometime it contains only 12% water, If now its

weight is 50 kg calculate the original weight.

,d rjcwt esa 90 izfr”kr ikuhgSA dqN le; ckn blesa dsoy

12 izfr”kr “ks’k cprk gSa vkSj bldk otu 50 fdxzke- gks

tkrk gSa rjcwt dk orZeku otu Kkr djksa\

(a) 440 kg. (b) 420 kg. (c) 400 kg. (d)410 kg.

104. 20 kg fresh watermelon contains 96% water, after

some time water remains 95% .find the present

weight of watermelon.

20 fdyks rkts rjcwt esa 96 izfr”kr ikuh gS] dqn le; ckn

bles 95 izfr”kr ikuh jg tkrk gS rjcwt dk orZeku otu

Kkr djas\

(a) 20 kg. (b) 21 kg. (c) 16 kg. (d)22 kg.

105. Fresh fruit contains 68% water and dry fruit

contains 20% water. How many kg of dry fruits

can be made from 75 kg of fresh fruits? Rkkts Qyksa esa 68 izfr’kr ikuh gS vkSj lw[ks Qyksa esa 20 izfr’kr

ikuh gSA 75 fdyks rkts Qyksa ls fdrus fdyks lw[ks Qy cuk,

tk ldrs gSA

(a) 20 (b) 30 (c) 25 (d)28



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