Question 41

Select the option that will replace the question mark to complete the given series.
40, 50, 61, 73, 86, ?, 115

Solution

Given series,

40 , 50 , 61, 73, 86, ? , 115

Difference between two number like as

50-40 = 10,

61-50 = 11,

73- 61= 12,

86 - 73 = 13 ...... as so on.

Then our difference series 10, 11, 12, 13, 14, 15

Hence, next term will be =86+14=100

Ans 100

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Select the option that will replace the question mark to complete the given series.40, 50, 61, 73, 86, ?, 115