1.

Without actual division, find whether 8989794 is divisible by 9.

Answer»

Given number is 8989794. 

Sum of the digits =8 + 9 + 8 + 9 + 7 + 9 + 4 = 54 – 1 

If the sum of the digits of a number is divisible by 9. 

Then, it is divisible by 9.

54 is divisible by 9. 

So, 8989794 is divisible by 9.



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