Question : Directions: In the following question, find the wrong number in the series.
28, 33, 31, 36, 34, 29
Option 1: 29
Option 2: 36
Option 3: 30
Option 4: 34
Correct Answer: 29
Solution :
Given:
28, 33, 31, 36, 34, 29
Add 5 and subtract 3 alternatively from each number to get the next number of the series.
28 + 5 = 33; 33 – 2 = 31; 31 + 5 = 36; 36 – 2 = 34; 34 + 5 = 39
All the terms differ by 5 and 3 alternately, except for 29.
So, 29 is the wrong number in the given series. Hence, the first option is correct.
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