Question

what is a 3 digit number that is divisible by both 3 and 4

Answer 1

If you need a quick way to find such type of numbers, I suggest this : multiply 3 and 4, get 12. It isn't 3 digit number. So multiply it by 10,get 120. It is 3 digit and divisible by 3 and 4.

Answer 2

120 is a 3-digit no. that is divisible by both 3 and 4