Question

Is 10011 divisible by 3 & 9

Answer 1

It is divisible by 3 but not by 9

As 1+0+0+1+1=3

which is a multiple of 3 and not of 9.

Answer 2

Answer:

Yes

Step-by-step explanation:

If you want to know if a number is divisible by 3 you have to add the digits and see if the sum is divisible by 3

If it is divisible by 3 , it is obviously divisible by 9