Question

Is 23100 divisible by 33? find out by applying a suitable divisibility rule? .

Please answer me fast......

Answer 1

first check it is it is divisible by 3 and 11
If it is divisible by both then it is divisible by 33

Answer 2

the number should be both divisible by both 11 and 3 
23100 is not divisible by 3 as 2+3+1+0+0=7 which is not a multiple of 3
23100 is divisible by 11 
 23100 is divisible by 11 but not by 3 
so we can say that 23100 is not divisible by 33