Question

if a number is divisible by 9, it must be divisible by 3.​

Answer 1

Answer:

Yes it must be because if any number is divisible by 9 for example 90 then if we divide 90 by 9 and multiply by 3 then we will get the answer as 30 so if we multiply 30 by 3 then it will come 90.

Answer 2

Answer:

27 is the answer and it can be disvisble by both