Question

8256y5 is a number in which one of the digit is y. if the number is exactly divisible by 9. what is the numerical value of y

Answer 1

Answer :

We know that a number be divisible by 9 if the sum of the digits be divisible by 9.

The given number is 8256y5 and thus sum of the digits

= 8 + 2 + 5 + 6 + y + 5

= (y + 26)

If y = 1, the sum of the digits

= (1 + 26)

= 27, which is divisible by 9.

Thus, y = 1 and the number is 825615.

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