What should come in place of the question mark (?) in the given series?
2, 3, 6, 12, 10, 21, 14, ?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 30.
Given series: 2, 3, 6, 12, 10, 21, 14, ?
I. 2 + 4 = 6, 6 + 4 = 10, 10 + 4 = 14
II. 3 + 9 = 12, 12 + 9 = 21, 21 + 9 = 30