Which of the following numbers will replace the question mark (?) in the given series?
18, 20, 22, 27, 32, 39, ?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 46.
Given series: 18, 20, 22, 27, 32, 39,?
18 + 2 = 20, 20 + 2 = 22, 22 + 5 = 27, 27 + 5 = 32, 32 + 7 = 39, 39 + 7 = 46