What should come in place of the question mark (?) in the series: 2, 6, 12, 20, 30, 42, ?

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A 54
B 56
C 60
D 48

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Answer: B. 56

Answer: B) 56
Explanation: The differences are +4, +6, +8, +10, +12, so the next difference is +14.
42 + 14 = 56.

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What should come in place of the question mark (?) in the series: 2, 6, 12, 20, 30, 42, ?

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