MATH EXAM QUESTIONS AND ANSWERS
1. Simplify the expression (-9)(-3)-[4-(3-6)]: 20
2. What is the prime factorization of 30?: 2 x 3 x 5
3. Four students were shopping at a mall. Lisa purchases a $20.00
shirt at 10% off. Tim purchases a $20.00 shirt at 20% off. Tina
purchases a $25.00 at 40% off. Joe purchases a $25.00 shirt at 30%
off. Who paid the most for the shirt?: Lisa
4. A group of students are working on a project. They complete
30% of the project in 12 hours. If they continue to work at the
same speed, how many hours will it take the group to finish the
project?: 40 Hours
5. A group of volunteers are clearing brush away from an overgrown
park. The park covers 3 1/4 acres. If the group clears 1/2 acre every
4 days, how many days will it take them to clear the entire park?:
26.0
6. Two students start at the same point and run in opposite
directions. The first student runs 10 feet per second to the left for
,8 seconds. The second student runs 8 feet per second to the right
for 7 seconds. How many feet apart are the two students after they
both stop?: 136 feet
7. A recipe for 24 oz hamburger will make 8 oz serving of chili. How
many ounces of hamburgers will be needed to make 28 servings of
chili?: 84
8. Which of the following expressions gives the solution to the
statement be- low?
A recipe for making 2 dozen cookies requires 3/4 cup of sugar. To make 6
dozen cookies, how much sugar is needed?: 3 x 3/4 = 2.25
9. A pair of baseball team competed 2 innings of a game in 28
minutes. If the game continues at the same pace, how many
minutes will it take to complete a 9 inning game?: 126 minutes
10. A person who weighs 168 pounds on Earth would weigh 28
on the moon. How many pounds would a 30-pound on Earth weigh
on the Moon?: 5
11. The following stem and leaf plots shows the best temperatures
of 25 healthy adults. What is the median temperature of the
adults in this data set?
,96: 9
97: 00129
98: 001114566667899
99: 0011: 98.5 degrees Fahrenheit
12. The following measurements show the rainfall in Center City
over the course of a week 4 cm, 5 cm, 4 cm, 0.1 cm, 0.25 cm, 0 cm,
2 cm
If the chamber of commerce would like to portray Center City as a city
of low rainfall, the best statistical measure to advertise would be:
Median
13. A homeowner decides to install a swimming pool in her
backyard. The pool has a volume of 1000 cubic feet. Given that one
cubic foot has a capacity of about 7.48 gallons, how many gallons of
water does the pool hold?: 7,480 gallons
14. A student travels m miles to visit a family member during a
holiday vacation. If it takes the student 5 hours to arrive, which of
the following expressions represents the average rate of speed, in
miles per hour that the student traveled?: m/5
15. To estimate the fish population in a lake, a game warden
, caught and tagged 200 fish. After several months, the game warden
caught a sample of 80 fish and 25 of those had been tagged. What
would be a reasonable estimate for the fish population in the lake?:
640
16. A family is adding a walkway around their 12 foot by 8 foot
rectangular swimming pool. Because of existing shrubbery, the
total area of the project including the pool cannot exceed 190
square feet. How many square feet are left for the walkway?: 94
ft^2
17. Find the greatest common factor of 36, 135, 144: 9
18. Together, four students wrote a 60-page book. Sean wrote 1/4
of the book. Sara wrote 1/3 of the book, and Jermaine wrote 1/6 of
the book. What fraction represents the portion of the book that Maria
wrote?: ¼
19. The temperature in northern Minnesota at 6.00 p.m. was 5
degrees below zero. By 7:00 p.m., the temperature had dropped
another 3 degrees. What was the temperature at 7:00 p.m.?: -8
degrees -5-3 = -8
20. A 3/16 section of a 40 acre garden is planted with green
beans. Twice as much of the garden is planted with carrots. How