Find the missing letter in the series M, N, O, ?, Q, R.

A. P

If the pattern is M, N, O, ?, Q, R, what character should replace the question mark?

A. P

In the series: 1, 4, 9, ?, 25, what number should replace the question mark?

A. 16

Identify the missing letter in the pattern: A, C, E, ?, I.

A. G

Find the missing character in the series: X, W, V, ?, T.

A. U