1. Which of the following numbers is ir rational? A. -7.888888...

B. √25

C. 25.8125

D. √0.025

2. Which of the following numbers is rational?

A. 7.885
B. π²
C. √0.144
D. √91

3. Which of the following is an ir rational number?

A. √0.036
B. 7.2525252525...
C. √1
D. 10

4. Which of the following is a rational number?

A. √2.5
B. -√64
C. 4√5
D. √14.4

5. Which of the following numbers is ir rational?

A. 625.4949494949...
B. 625.89
C. √90
D. √900