Aptitude | Series | Question 10

Find wrong number in series:
8, 24, 12, 36, 18, 54, 26
(A) 12
(B) 24
(C) 18
(D) 26


Answer: (D)

Explanation: mixture of two alternate series:

8*3=24

24/2=12

12*3=36

36/2=18

18*3=54

54/2=27

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