Question

write four numbers, which are divisible by 5 as well as 10 ?​

Answer 1

105, 110, 115, 120, 125, 130, 135, 140, 145, 150, 155, 160, 165, 170, 175, 180, 185, 190, 195, 200. There are 20 such numbers.

Answer 2

10 , 20 , 30 and 40

Hope it's helpful to you.