Select the number from among the given options that can replace the question mark (?) in the following series.
86, 91, 101, 116, ?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 136.
Given series: 86, 91, 101, 116, ?
86 + 5 = 91, 91 + 10 = 101, 101 + 15 = 116, 116 + 20 = 136