QUESTION 7 Your test scores for the semester are 87, 84, and
85. Can you raise your test average to 90 with your next test?
Slide 9
QUESTION 8 You spend of your allowance each week on school
lunches. Each lunch costs $1.25. How much is your weekly
allowance?
Slide 10
QUESTION 9 4h + 5 = 9h
Slide 11
QUESTION 10 2(3x 6) = 3(2x 4)
Slide 12
QUESTION 11 7t = 80 + 9t
Slide 13
QUESTION 12 A DVD club charges a monthly membership fee of
$4.95 and $11.95 for each DVD purchased. If a customers bill for
the month was $64.70, how many DVDs did the customer purchase?
Slide 14
QUESTION 13 A shoppers discount club charges a monthly fee of
$15 and sells gasoline for $2.05 per gallon. The gas station across
the street sells gasoline for $2.35 per gallon and charges no fee.
How many gallons of gasoline would you have to buy in one month to
spend the same amount at either store?
Slide 15
QUESTION 14 A lawyer charges $100 per month to be put on
retainer for a client. The lawyer also charges an hourly rate of
$75 for work done. How many hours does the lawyer have to work for
a client, in one month, to charge $625?
Slide 16
QUESTION 15 Solve each equation for y. Then find the value of y
for each value of x. x = 9 3y; x = 3, 6, 12
Slide 17
QUESTION 16 Solve each equation for y. Then find the value of y
for each value of x. y + 3x = 8; x = 2, 0, 2
Slide 18
QUESTION 17 Solve for x. c = b bx
Slide 19
QUESTION 18 Solve for x. px + qx = r
Slide 20
QUESTION 19 Round to the nearest tenth. Use 3.14 for pi. What
is the radius of a circle with a circumference of 15 cm?
Slide 21
QUESTION 20 What is the height of a triangle that has a base of
8 in. and an area of 28 square inches?
Slide 22
QUESTION 21 Convert. a. 12 feet = ___________________ inches b.
350 cm = ___________________meters c. 225 min =
____________________hours
Slide 23
QUESTION 22 One bakery is selling 6 muffins for $7.25. Another
bakery is selling 8 muffins for $9.29. Which bakery has the better
deal?
Slide 24
QUESTION 23 A 12-ounce can of green beans is sold for $1.45.
What is the price per pound?
Slide 25
QUESTION 24 A sailboat is traveling at a speed of 10 nautical
miles per hour. If 1 nautical mile is 6076 ft, what is the speed of
the sailboat in feet per second?
Slide 26
QUESTION 25
Slide 27
QUESTION 26
Slide 28
QUESTION 27 You are planting a vegetable garden with 10 rows.
If it took 24 minutes to plant the first 3 rows, how long will it
take to plant all 10 rows of the garden?
Slide 29
QUESTION 28 If 3 pizzas serve 12 people, how many pizzas are
needed for a pizza party with 68 people?
Slide 30
QUESTION 29 Approximately 8 out of every 25 families in the
United States own dogs. If you asked 90 families, about how many of
them would you expect to own dogs?
Slide 31
QUESTION 30 The scale on a map is 1 in. : 15 mi. The distance
between two cities is 25 mi. Find the distance in inches between
the cities on the map
Slide 32
QUESTION 31 Find each percent, part or base. a. What percent of
35 is 14? b. What percent of 48 is 36? c. What is 30% of 124?
Slide 33
QUESTION 32 You deposit $750 in a savings account that earns
simple interest at a rate of 2.5% per year. How much interest will
you have earned after 5 years?
Slide 34
QUESTION 33 Find the percent of change. a. 18 oz to 12 oz b.
$4.50 to $5.00
Slide 35
QUESTION 34 Find the percent of change. a. A $1500 computer is
on sale for $1275. b. The value of a stamp collection increases
from $160 to $180 in one year.
Slide 36
QUESTION 35 The side lengths of the rectangle below have been
measured to the nearest centimeter, as shown. What is the greatest
possible percent error in finding the area f the rectangle? 9cm
15cm
Slide 37
ANSWERS: Q1m = 20Q2t = -11Q3j = 8 Q4s = 10Q5n = -5.7Q6p = 2
Q7no, needs a 104Q8$6.25Q9h = 1 Q10identityQ11t = -40Q125 DVDs
Q1350 gallonsQ147 hoursQ15x/3 + 3 = y; y = 2,5,7 Q16 y = 8 3x; y =
14,8,2 Q17x = (c-b)/-bQ18x = r/(p + q) Q19r 2.4Q20h = 7Q21144 in,
3.5m, 3.75 hrs Q22 8 muffins for $9.29 Q23about 12 centsQ24about
16.88 ft/sec Q25 a. m = -8, b. t = 1 Q26 a. j = 48, b. w = 26 Q2780
minutes Q2817 pizzasQ29 about 29 families Q30about 1.67 inches Q31
a. 40%, b. 75%, c.37.2 Q32$93.75Q33a. 33%, b. 11% Q34a. 15%, b.
12.5%Q359% error