Question 14

Select the correct option that will fill in the blank and complete the series.
2, 5, 7, 12, ?, 31, 50

Solution

The above series is an example of fibonacci series, where the next term is the sum of previous 2 terms.

2 + 5 = 7

5 + 7 = 12

7 + 12 = 19

12 + 19 = 31

19 + 31 = 50

=> Ans - (B)

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Select the correct option that will fill in the blank and complete the series.2, 5, 7, 12, ?, 31, 50