If the pattern is A, C, E, G, what is the next letter in the sequence?

B. H

What comes next in the series: Z, Y, X, W, ?

A. V

If the sequence is A, C, E, G, what letter comes next?

A. I

In the series 2, 4, 8, 16, what is the next number?

C. 32

Which of the following does not belong in the series: 3, 6, 9, 12, 15, 18?

D. 14