Which number will replace the question mark (?) in the following series?
20, 20, 22, ?, 40, 60, 90
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 28.

SSC Selection Post - Graduation Level 2019 - 16 Oct 2019 • Reasoning • Q99
Which number will replace the question mark (?) in the following series?
20, 20, 22, ?, 40, 60, 90
Correct answer: C
Explanation
The correct answer is option 3 i.e. 28.
