Any number ending in a 5 or 0 !
100 is divisible by 5. The next is 105, the next is 110, and so on forever.
There are 98 numbers are between 1 and 100 that are divisible by five.
100, 200, 300 and so on. All numbers ending with "00".
19 numbers.
5, 10,15,20,25,30,35,40,45,50,55,60,65,70,75,80,85,90,95,100
All numbers that end in 0 or 5.
The numbers that are divisible by both 3 and 5 have to be a factor of 15. That leaves 15, 30, 45, 60, 75, and 90. There are 6 numbers less than 100 divisible by 3 and 5
No. 100 is only divisible by 5 and these other numbers: 1, 2, 4, 10, 20, 25, 50, 100.
There are 27 such numbers.
20
These two numbers: 135 and 180.
100 is divisible by (the integer factors of 100 are):1, 2, 4, 5, 10, 20, 25, 50, 100