Which of the following does not belong in the series: 2, 4, 8, 16, 32, 64, 128, ?

A. 256

If the pattern is to add 3, then subtract 1, starting from 1, what is the 6th term?

A. 10

In a series where each term is the previous term multiplied by 2, if the first term is A, what is the fourth term?

C. 16A

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

C. 32

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

C. 32