Name:    Chapter 1 Test

Multiple Choice
Identify the choice that best completes the statement or answers the question.

Find the absolute value.

1.

| –15 |
 a. –15 c. | –15 | b. | 15 | d. 15

2.

| 11 |
 a. | 11 | c. –11 b. 11 d. | –11 |

3.

| –95 |
 a. | 95 | c. 95 b. | –95 | d. –95

4.

–8 + (–6)
 a. –2 c. 14 b. –86 d. –14

Subtract.

5.

7 – (–3)
 a. 10 c. 4 b. –4 d. –10

Multiply.

6.

 a. 12 c. –15 b. –43 d. –12

Divide, if possible.

7.

 a. –8 c. 8 b. d.

Find the mean of the integers.

8.

–12, –4, –11, –6, 4
 a. –6 c. –3.8 b. 5.8 d. –5.8

9.

9, 7, 1, 8, –1, –36
 a. 4 c. –2 b. –1 d. 2

Numeric Response

1.

Your bank account has a balance of –\$13. You deposit \$30. What is your new balance?

Evaluate the expression when x = 12, y = –3, and z = –2.

2.

3.

4.

Five different integers have a mean of –4. Four of the integers are –5, –8, –6, and –2. What is the fifth integer?

1.

–7   ?  | –6 |

2.

| –3 |   ?  –4

3.

You deposit \$20 in your savings account. One week later, you withdraw \$45. Write each amount as an integer.

4.

The temperature dropped 18°F in 3 hours. The final temperature is –7°F. What was the starting temperature? Explain how you found your answer.