my number is a multiple of 4. It's a square number. It's less than 50 what is the number/numbers

Answer 1

4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64, 68, 72, 76, 80, 84, 88, 92, 96, 100
These are the multiples of 4 up to 100. What number fits all of the conditions of your problem? (I actually think I see two that work..)

Answer 2

6
6Multiply by 6=36
36 is a square number