Select the number from among the given options that can replace the question mark (?) in the following series.
7, 11, 14, 25, 29, 55,?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 60.
Given series: 7, 11, 14, 25, 29, 55,?
The series follows this pattern:
(7 × 2) - 3 = 11; 11 + 3 = 14; (14 × 2) - 3 = 25; 25 + 4 = 29; (29 × 2) - 3 = 55; 55 + 5 = 60