What comes next: 2, 3, 5, 9, 17, 33, ?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 65.
Logic: (Previous number × 2) - 1 = Next number
2
3 = 2 × 2 - 1
5 = 2 × 3 - 1
9 = 2 × 5 - 1
17 = 2 × 9 - 1
33 = 2 × 17 - 1
2 × 33 - 1 = 65