In the pattern: X, Y, Z, A, ?, C. What is the missing letter?

A. B

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

A. P

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

A. 16

In the series: 2, 4, 8, 16, ?, 64. What is the missing number?

B. 32

In a sequence of letters: A, C, E, G, ?, K. What is the missing letter?

C. H