Find the missing number.
5, 10, 17, 26, 37, ?
Show answer & explanation
Correct answer: A
Explanation
10 − 5 = 5
17 − 10 = 7
26 − 17 = 9
37 − 26 = 11
Difference order: 5, 7, 9, 11 → next 13
Now:
37 + 13 = 50
Correct answer: 50
SSC Selection Post - Matriculation Level - 1st August 2025 - Shift 2 • Reasoning • Q100
Find the missing number.
5, 10, 17, 26, 37, ?
Correct answer: A
Explanation
10 − 5 = 5
17 − 10 = 7
26 − 17 = 9
37 − 26 = 11
Difference order: 5, 7, 9, 11 → next 13
Now:
37 + 13 = 50
Correct answer: 50