25. 4, 9, 25, ?, 121, 169
A.
B.
C.
D.
Answer & Solution
Solution:

The number series is the sequential perfect square of prime numbers.

22=4, 32=9, 52=25, 72=49, 112=121, 132=169

Post Your Comments

Please log in your account! Then add your comments.

All Comments (0)