is 20 multiple of 2?
Multiples of 2 are 2, 4, 6, 8, 10, 12, 14, 16, 18, 20 and so on. Since 20 is on the list of multiples of 2, the answer to the question "Is 20 a multiple of 2?" is: Yes. Another way, would be to simply divide 20 by 2. If the result is a positive integer, then 20 is a multiple of 2.