Choose the missing terms out of the given alternatives : N5V, K7T, ?, E14P, B19N

2, 3, 5,7,11,?, 17

One term in the number series is wrong. Find out the wrong term.<br> 121, 143, 165, 186, 209

Choose the missing terms out of the given alternatives : U, B, I, P, W, ?

1, 1, 4, 8, 9, 27, 16, ?

Choose the missing terms out of the given alternatives : Z, X, S, I, R, R, ?, ?

Choose the missing terms out of the given alternatives : AI, BJ, CK, ?

4, 12, 36, 108, ?

Choose the missing terms out of the given alternatives : 2A11, 4D13, 12G17, ?