A. Write the letter of the correct answer on the blank before each number.
1. What is the principal root of 324
A 17
B 18
C. 19
D. 20
2. Which of the following inational numbers has the largest vase?
A 101
B.125
C. 85
D.99
3. In which two integers 21 lies?
A 18 and 20
B 16 and 18.
c 22 and 24.
D.20 and 22
4. In which two integers 900 lies?
A 27 and 29
B. 22 and 24.
C.29 and 31.
D. 31 and 32
5. Which of the following does NOT belong to the group?
A.-49
B. 49
C.(7)2
D.(-7)2​