What numbers are divisable by 2 and 5?

Answer 1

10, 20, 30, 40, and so on. In other words, any multiple of ten (and only multiples of ten) are divisible by both 2 and 5.

Answer 2

As lcm(2, 5) = 10, all multiples of 10 are divisible by both 2 & 5.

Answer 3

Which of the following is divisible by 2 and 5