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Select the number that can replace the question mark (?) in the following series. 1, 1, 2, 4, 6, 36, 42, ?
Question

Select the number that can replace the question mark (?) in the following series.
1, 1, 2, 4, 6, 36, 42, ?

A.

1664

B.

1764

C.

168

D.

48

Correct option is B

Given:
1, 1, 2, 4, 6, 36, 42, ?
1 + 0 = 1
12 = 1
1 + 1 = 2
22 = 4
4 + 2 = 6
62 = 36
36 + 6 = 42
422 = 1764
Correct answer is (b) 1764.

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