Which of the following numbers is completely divisible by 99?
Answer : Option A
Explanation : A number is divisible by 99 if it is divisible by 9
and 11 both.
Sum of the digits of the number 57717
= 5 + 7 + 7 + 1 + 7 = 27 which is divisible by 9.
Difference between the sum of digits at odd and
even places = (7 + 7 + 5) – (7 + 1)
= 19 – 8 = 11 which is a multiple of 11.
∴ Required number = 57717
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