Exams › SSC CGL (Prelims) › General

Complete the series: 9, 13, 21, 37, ?

1. 61
2. 57
3. 73
4. 69

Correct answer: 69

Solution

The differences are 4, 8, and 16, which are doubling each time. The next difference should be 32, so 37 + 32 = 69.

Related SSC CGL (Prelims) General questions

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