Math 7/8 Test Review Unit 2

Which numbers below are rational? (Select all that apply)

• 7

Classify 9π as natural, whole, integer, rational, or irrational.

• Natural

• Whole

• Rational

• Irrational

Which of the following numbers is rational?

• 3.1456289...

 $-\sqrt{25},\ 6.7,\ \sqrt{99},\ -\frac{55}{10}$  Order the following numbers from least to greatest

•  $-\sqrt{25},\ -\frac{59}{9},\ \sqrt{99},\ 6.7$ 

•  $-\frac{55}{10},\ -\sqrt{25},\ 6.7,\ \sqrt{99}$ 

•  $-\frac{55}{10},\ 6.7,\ -\sqrt{25},\ \sqrt{99}$ 

•  $-\sqrt{25},\ -\frac{59}{9},\ 6.7,\ \sqrt{99}$ 

• 12 and 13

• 13 and 14

• 14 and 15

• 15 and 16

• 8

• 4

• -8

• -4

• 1

• 5

• 6.5

• -1

• z = 81

• z = 72

• z = 64

• z = 3