Nine of them are evenly divisible by 5, if you include 20 and 60.
20
Set of odds numbers divisible by 5 between 10 and 20?
No number between 20 and 40 is divisible by all 4 numbers. The smallest number divisible by all 4 of those numbers is: 56
6 12 18
There are 9 numbers evenly divisible by 10 : 10, 20, 30, 40, 50, 60, 70, 80, and 90
There are ten.
20
Set of odds numbers divisible by 5 between 10 and 20?
20 of them.
8
The answer is twenty but there are many more.
No number between 20 and 40 is divisible by all 4 numbers. The smallest number divisible by all 4 of those numbers is: 56
20 if you include 100, 19 if you don't.
6 12 18
There are 9 numbers evenly divisible by 10 : 10, 20, 30, 40, 50, 60, 70, 80, and 90
To be divisible by both 4 and 5, the number has to be divisible by 20. Therefore, there are 12 numbers between 1 and 240, inclusive, which are divisible by 4 and 5: 20, 40, 60, 80, 100, 120, 140, 160, 180, 200, 220, 240.
15