Question

Find the wrong number in following number series:

8    12    21     36     62      98     

A 98 Correct Answer Incorrect Answer
B 12 Correct Answer Incorrect Answer
C 36 Correct Answer Incorrect Answer
D 62 Correct Answer Incorrect Answer
E 21 Correct Answer Incorrect Answer

Solution

8 + 22 = 12 12 + 32 = 21 21 + 42 =  37 37 + 52 = 62 62 + 62 = 98

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