Question

check the divisibility of the number 1 0 8 2 1 3 1 5 by 9​

Answer 1

the formula to check that the no. is divisible by 9 or not is the sum up of all the digits of no.

if it comes in the table of 9 then it is divisible

here the no. is divisible by 9 as 1+0+8+2+1+3+1+5=21

hence it is not divisible.

Answer 2

Answer:

it is not divisible

Step-by-step explanation:

To check whether the given number is divisible by 9,the sum of the digits should be a multiple of nine.

In the number 10821315, the sum of digits is 21 , which is not a multiple of nine.

So, 10821315 is not divisible by 9