Which of the following numbers will replace the question mark (?) in the given series?
2, ?, 10, 14, 18, 22, 26, 30
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 6.
2 + 4 = 6; 6 + 4 = 10; 10 + 4 = 14; 14 + 4 = 18; 18 + 4 = 22; 22 + 4 = 26; 26 + 4 = 30