Question

check the divesebelity of the following 822 by 3 by 5 .​

Answer 1

Answer:

12=4*3

4&3 are co prime

And a number to be completely divisible by 12, it should be divisible by 4 & 3

To be divisible by 4, last 2 digits should be divisible by 4

Only 256 is such number

But its not divisible by 3 as sum(13) of its digits is not divisible by 3

So ans is none of them

Answer 2

Answer:

it is divisible by 3 because 8+2+2 =12 so it is divisible by 3

but it is not divisible by 5 last digit is 2 right