1. Properties/Absolute Value Negative Exponents and Square Roots
Exam Review
Properties/Absolute Value
Proportions
Probability
Negative Exponents and Square Roots
Integers
100
400
700
1000
1300

2. Answer: Additive Identity
Category

3. Category
Answer: 7/8

4. Answer: Commutative Property of Addition

5. What is the absolute value of -9.2?
Answer: 9.2

6. Answer: A, B, C

7. Jim found that after working for 9 months he had earned 6 days of vacation time. How many days will he have earned after working 2 years?
Answer: 16 vacation days

8. The ladders shown below are standing against the wall at the same angle. How high up the wall does the longer ladder go? (All measurements are in feet.)
Answer: 12.5

9. A map of a city is drawn to scale 2 in: 35 miles
A map of a city is drawn to scale 2 in: 35 miles. The distance between Troy and Ben City is 315 miles. How far apart are they on the map?
Answer: 18 inches

10. Answer: 1/2

11. Answer: 5/6

12. Heather has finally narrowed her clothing choices for the big party down to 3 skirts, 2 tops, and 4 pairs of shoes. How many different outfits could she form from these choices?
Answer: 24

13. Answer: C

14. A restaurant offers 10 appetizers and 15 main courses
A restaurant offers 10 appetizers and 15 main courses. In how many ways can you order a two-course meal?
Answer: 150

15. High school faculty are to be issued special coded identification cards that consist of four letters of the alphabet. How many different ID cards can be issued if the letters can be used more than once?
Answer: (26)(26)(26)(26) = 456,976

16. A nurse has 3 patients to visit
A nurse has 3 patients to visit. How many different ways can she make her rounds if she checks each patient once?
Answer: 3X2X1 = 6

17. Adam’s class set up a lottery with two-digit numbers
Adam’s class set up a lottery with two-digit numbers. The first number is a number from 1 to 4. The second number is a number from 3 to 8. What is the probability of the winning number being 44?

18. Suppose a bag contains 4 red and 6 blue marbles
Suppose a bag contains 4 red and 6 blue marbles. You select a marble and replace it before selecting another marble. What is the probability of selecting a blue marble and then a blue marble?
Answer: 9/25

19. When you roll a pair of dice, what is the probability of rolling a pair of 1’s?
Answer: 1/36

20. Kirk has a spinner divided into 8 sections (3 red, 4 black, and 1 green). He also has a quarter. He flips the coin and spins the spinner at the same time. What is the probability of the coin landing on “tails” and the spinner landing on “red”?
Answer: 3/16

21. A coin is tossed and a die is rolled
A coin is tossed and a die is rolled. What is the probability of getting heads and a number that is a multiple of 3?
Answer: 1/6

22. How many students spent at least 41 minutes on their homework?
Answer: 11

23. What percentage of the students spent 61-80 minutes on homework?
Answer: 22.7% or 23%

24. The histogram represents the number of times cappuccinos are made per hour by employees at a coffee shop. How many times had employees made cappuccinos per hour?
Answer: 2

25. What percentage of the occurrences of the cappuccinos made per hour were 8-11 cappuccinos?
Answer: 44% or 44.4%

26. How many students took 40 more or less to complete their homework?
Answer: 11