Which of the following numbers will replace the question mark (?) in the given series?
43, 48, 46, ?, 49, 54, 52
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 51
43, 48, 46, ?, 49, 54, 52
Numbers at odd places:
43 + 3 = 46, 46 + 3 = 49, 49 + 3 = 52
Numbers at even places:
48 + 3 = 51, 51 + 3 = 54