CAT 2017 Progression Question (Medium)

Question

Find out next number in the series 2, 7, 17, 34, 60, ......

Optima Learn · Accepted Answer

Understanding We need the next number in the series 2, 7, 17, 34, 60, ... Analyzing Taking first differences between consecutive terms 7-2 5, 17-7 10, 34-17 17, 60-34 26, giving the sequence 5, 10, 17, 26. Taking second differences of these 10-5 5, 17-10 7, 26-17 9, giving 5, 7, 9, an arithmetic seq

CAT 2017 Progression — Previous Year Question

CAT 2017

Quantitative

Progression

Medium

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