Nogales Files for CONGRESS ELEMENTARY SCHOOL

2006 Metrobank-MTAP-DepEd Math Challenge Sectoral Finals - Grade 4

A. 15-second questions – 2 points each

77.8 1. 0.778 is equal to how many percent?

42 2. What is the sum of the even numbers between 10 and 17?

37; accept

100037

3. 3.7% is equal to how many thousandths?

98 4. The ratio of 2 numbers is 4:7. If the sum is 154, what is the bigger number?

P260 5. If 3 mangoes cost P65, how much will a dozen cost?

995,533 6. Using the digits 3, 5 and 9, each at most 2 times, what is the biggest number that you can form?

34 7. If 3 guapples weigh 1 kilo, how many kilos would 102 guapples weigh?

Square garden

8. Which has a greater area, a rectangular garden that is 40 m by 30 m or a square garden that is 35 m on a side?

72 9.Nancy had 96 stamps. She gave

41

of them to a friend. How

many stamps remained with Nancy?

31 10.

Rica cleaned 31

of a yard. Anna cleaned 21

of the remaining part.

What fraction of the yard remained uncleaned?

12 11. What is one-twelfth of the product of 8, 6 and 3?

B. 30-second questions – 3 points each

10 1.Pete has

85

bottle of developing solution. He uses 161

bottle for

each roll of film. How many films can he develop with it?

20, accept 20%

2. What percent of 240 is 25% of 192?

72 3. What is the greatest common factor of 288 and 360?

113 or 113.04 m2

4. What is the area of the bottom of a man-made pool of radius 6 m?

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Nogales Files for CONGRESS ELEMENTARY SCHOOL

128 31

m5.

What is the perimeter of an equilateral decagon of side 12 65

m?

Give the answer with the fraction part in lowest terms.

19 6. If I add 17 to my number, then triple the result and finally subtract 45, I get 63. What is my number?

C. 1-minute questions – 5 points each

544.5 m2 1. The length of a rectangle is twice its width. If the width is 16.5 m, what is the area of the rectangle?

57.5 cm 2. In the figure, A ------B--------------------C if AB = 52 cm, BC = 63 cm and M is the midpoint of AC, how long is AM?

6370 3. What is the smallest number greater than 6,305 that is divisible by 98?

40 4. Ace had twice as many stamps as Niel. After giving Niel 6 stamps, he still then had 8 more stamps than Niel. How many stamps had Ace at first?

P2120 5. Vicky is paid P40 per hour for 8 hours a day and 130% of the regular pay for any overtime. How much did she earn in a 5-day week when she worked for 50 hours?

6 6. How many bags of cement will you buy to pave a path 34 m long and 2 m wide if a bag of cement can cover 12 m2 of the path?

Clincher questions

4 1. How many common multiples of 2 and 7 are there between 10 and 60?

P391 2. A toy marked P460 was sold at a discount of 15%. How much was paid for it?

1872 cm2 3. A box is 24 cm long, 18 cm wide and 12 cm high. What is the total surface area?

Do-Or-Die questions

136 L 1.The gasoline tank of a truck is

85

full. It needed 51 liters to fill it.

What is its full capacity?

Filename: Sectoral Finals_2006G4.doc

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