Question

The number 576912 is non-divisible by which of the following numbers?

A 3 Correct Answer Incorrect Answer
B 7 Correct Answer Incorrect Answer
C 12 Correct Answer Incorrect Answer
D 8 Correct Answer Incorrect Answer

Solution

Divisibility rule 7- The difference between twice the unit digit of the given number and the remaining part of the given number should be a multiple of 7 or it should be equal to 0. (5+7+6)- (9+1+2) = 6 so Given number 576912 is divisible by 3,12,8 and non-divisible by 7. 

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