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Q: 2, 2, 5, 13, 28, ?
A. 49 B. 50
C. 51 D. 52

Answer and Explanation

Answer:52

Explanation:
The pattern is + 0, + 3, + 8, + 15, . . . .. i.e. + (12 – 1), + (22 – 1), + (32 – 1), + (42 – 1), .
So, missing term, = 28 + (52 – 1) = 28 + 24 = 52.

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