The first 5 multiples of 42 are: 42, 84, 126, 168, and 210.
The first 5 multiples of 21 are: 21, 42, 63, 84, and 105.
The multiples of 7 through 84 are 7,14,21,28,35,42,49,56,63,70,77 and 84.
84, 168, 252 and so on.
All multiples of 84, which is an infinite number.
They are 84*1, 84*2, 84*3, 84*4 and 84*5.
84, 168, 252, 336, 420
21, 42, 63, 84, 105, 126, 147, 168, 189, 210
The first 5 multiples of 42 are: 42, 84, 126, 168, and 210.
The first 5 multiples of 21 are: 21, 42, 63, 84, and 105.
The first five multiples of 21 are: 21, 42, 63, 84, 105.
42, 84, 126, 168, 210
14, 28, 42, 56, 70, 84, 98, 112, 126, 140, 154.
7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84.
28, 56, 84, 112, 140
Infinite. The first five are: 28, 56, 84, 112, 140.
28, 56, 84, 112, 140