Which number breaks the pattern?
3, 6, 11, 20, 33, 70
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 33.
Given series: 3, 6, 11, 20, 33, 70
3 × 2 - 0 = 6
6 × 2 - 1 = 11
11 × 2 - 2 = 20
20 × 2 - 3 = 37 ≠ 33
37 × 2 - 4 = 70