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

C. 32

Author is to Book as Painter is to ?

D. PAINTING

Given the sequence 12, 24, 36, 48, 60, 72, how many times does the number 48 occur?

B. 1

Identify the odd letter group:

D. C, D, E, F, G

What comes next in the pattern: 1, 1, 2, 3, 5, 8, ?

D. 13