In the following question, select the missing number from the given series
1, 3, 7, 13, ?, 31
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 21.

SSC GD Const (English) - 24 Feb 2024 - Shift 1 • Reasoning • Q80
In the following question, select the missing number from the given series
1, 3, 7, 13, ?, 31
Correct answer: A
Explanation
The correct answer is option 1 i.e. 21.
