What should come in place of the question mark (?) in the given series?
650 660 669 677 684 ?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 690.
Given series: 650 660 669 677 684 ?
650 + 10 = 660, 660 + 9 = 669, 669 + 8 = 677, 677 + 7 = 684, 684 + 6 = 690