Identify the missing character in the series 1, 4, 9, ?, 25, 36.

A. 16

In the pattern 2, 4, 6, ?, 10, 12, which number is missing?

B. 8

Identify the missing letter in the pattern: J, K, L, ?, N.

B. M

What character should be placed in the blank: 2, 4, 8, ?, 32?

B. 16

What character is missing in the series M, N, O, ?, Q, R?

A. P