42 and 84
Two numbers
33 multiples of 3 plus 12 multiples of 8 minus 4 multiples of both. 41%
There is 67
8 of them.
Four. 24 and its multiples.
Oh, dude, you want common multiples of 3 and 7 up to 100? Well, let me break it down for you. The common multiples of 3 and 7 are numbers that both 3 and 7 can divide evenly into. So, the common multiples of 3 and 7 up to 100 are 21, 42, 63, and 84. Like, that's it.
There are 67 multiples of 6 and 50 multiples of 8 in that range. Their total, 117, will include numbers that are both.
All of those numbers have an infinite number of multiples.
25%
All the even numbers and all the odd multiples of 5.
Multiples of 100.
33 multiples of 3 10 multiples of 10 -3 multiples of both 40 total