Select the number from among the given options that can replace the question mark (?) in the following series.
8, 17, 36, 75, 154, ?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3, i.e., 313.
8 × 2 + 1 = 17, 17 × 2 + 2 = 36 , 36 × 2 + 3 = 75 , 75 × 2 + 4 = 154 , 154 × 2 + 5 = 313.