Identify the missing number:
4, 6, 9, 13, 18,
Show answer & explanation
Correct answer: B
Explanation
4, 6, 9, 13, 18, ?
6 − 4 = 2
9 − 6 = 3
13 − 9 = 4
18 − 13 = 5
The pattern is: +2, +3, +4, +5, next will be +6.
Now:
18 + 6 = 24
Correct answer: 24
SSC Selection Post - Matriculation Level - 29th July 2025 - Shift 1 • Reasoning • Q89
Identify the missing number:
4, 6, 9, 13, 18,
Correct answer: B
Explanation
4, 6, 9, 13, 18, ?
6 − 4 = 2
9 − 6 = 3
13 − 9 = 4
18 − 13 = 5
The pattern is: +2, +3, +4, +5, next will be +6.
Now:
18 + 6 = 24
Correct answer: 24