The following items will test your grasp of the material covered in this lesson. There is only one correct

answer to each item. When you complete the exercise, check your answer with the answer key that

follows. If you answer any item incorrectly, study again that part of the lesson which contains the

portion involved.

27 = _______.

1.

A.

7x7

B.

2x2x2x2x2x2

C.

14

D.

128

2.

A.

Square

B.

Exponent

C.

Cube

D.

3.

What is the ratio of 5-to-3?

A.

15-to-6

B.

3-to-1

C.

.06-to-1

D.

1.67-to-1

4.

The expression 6-to-9 = 5-to-8 is referred to as being ________.

A.

A process

B.

A ratio

C.

D.

invalid

5.

What is the value of the missing extreme in the expression 2:12,000 =3:________?

A.

18,000

B.

6,000

C.

24,000

D.

Cannot be determined