Select the number from among the given options that can replace the question mark (?) in
the following series.
50, 67, 86, 107,?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 130.
Given series: 50, 67, 86, 107,?
50 + 17 = 67; 67 + 19 = 86; 86 + 21 = 107; 107 + 23 = 130