7, 10, 8, 11, 9, 12, ... What number should come next?

A 7

B 10

C 12

D 13

Solution

Correct Answer: Option B

 This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtracted.

Practice More Questions on Our App!

Download our app for free and access thousands of MCQ questions with detailed solutions