2, 5, 9,?, 20, 27(a) 161.(b) 18(c) 24(d) 14 – InterviewSolution

1.

2, 5, 9,?, 20, 27(a) 161.(b) 18(c) 24(d) 14

Answer»

between every 2 terms.. the common difference is increasing by 1

in between 2 and 5 ... common difference is 3

in between 5 and 9 , the common difference is 4

so between 9 and other.. the common difference would be 5 so the missing term is 9+5 = 14.

option D

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