What should come in place of the question mark (?) in the given series?
645 650 656 663 671 ?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 680.
Given series: 645 650 656 663 671 ?
645 + 5 = 650, 650 + 6 = 656, 656 + 7 = 663, 663 + 8 = 671, 671 + 9 = 680