Question

Find out the wrong number in the following number series.

16  18    25   52  116   241   457

A 457 Correct Answer Incorrect Answer
B 25 Correct Answer Incorrect Answer
C 52 Correct Answer Incorrect Answer
D 116 Correct Answer Incorrect Answer
E 18 Correct Answer Incorrect Answer

Solution

16 + 13 =  17 17 + 23 = 25 25 + 33 = 52 52 + 43 = 116 116 + 53 = 241 241 + 63 = 457

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