1. Which number is irrational?
A. 5/4
B. square root of 20
C. 0.4444
D. 2/3

2. Which number has the same value as the square root of 4 to the 3 power?
A. Square root of 12
B. 3 to the 4 power
C. 32/4
D. the square root of 3 to the 4 power