Question : Directions: In the following question, find the wrong number in the series.
30, 27, 36, 45, 72
Option 1: 30
Option 2: 27
Option 3: 36
Option 4: 72
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Correct Answer: 30
Solution :
Given:
30, 27, 36, 45, 72
In the above-given series, the sum of the digits of the numbers equals 9.
30 = 3 + 0 = 3 ≠ 9; 27 = 2 + 7 = 9; 36 = 3 + 6 =9; 45 = 4 + 5 = 9; 72 = 7 + 2 = 9
So, 30 is the wrong number in the given series. Hence, the first option is correct.
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