Question

3422213pq is divisible by 99 find the missing digits p and q​

Answer 1

For a number to be divisible by 99, the given number has to be divisible by 9 and 11. For a number to be divisible by 99, the given number has to be divisible by 9 and 11, both of which are simple tests. ... If sum of digits is divisible by 9 then the number is divisible by 9.