Question 22

Select the number that can replace the question mark (?) in the following series.
1, 5, 11, 19, 29, 41, ?

Solution

For given series 1, 5, 11, 19, 29, 41, ?

take difference 5 -1 = 4

11-5 = 6

19-11 = 8

29-19= 10

41-29= 12

next ? - 41 = 14

? = 14+41 = 55 Ans

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