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What should come in place of question mark ‘?’ in the following series? 1, 2, 10, 19, 83, ?

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What should come in place of question mark ‘?’ in the following series?

1, 2, 10, 19, 83, ?


1). 97
2). 101
3). 105
4). 108


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Answered by on | Votes 1 |

The pattern of the given series is:

⇒ 2 - 1 = 1 = 12

⇒ 10 - 2 = 8 = 23

⇒ 19 - 10 = 9 = 32

⇒ 83 - 19 = 64 = 43

⇒ ? - 83 = 52

⇒ ? = 108

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