Select the number from among the given options that can replace the question mark (?) in the following series.
66, 75, 86, 99, 114, ?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 131.
Given series: 66, 75, 86, 99, 114, ?
66 + 9 = 75, 75 + 11 = 86, 86 + 13 = 99, 99 + 15 = 114, 114 + 17 = 131