Question

Find the wrong number in the following number series

4178, 2153, 928, 303, 78, 55  

A 303 Correct Answer Incorrect Answer
B 928 Correct Answer Incorrect Answer
C 55 Correct Answer Incorrect Answer
D 78 Correct Answer Incorrect Answer
E none of these Correct Answer Incorrect Answer

Solution

4178, 2153, 928, 303, 78, 55 4178 - 452  = 2153 2153 - 352  = 928 938 - 252  = 303 303 - 152  = 78 78 - 5 2 = 53

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