0
Anonymous
3,6,9,12,15,18,21,24
Wiki User
21,42 and 63 are the first three multiples
7, 14, 21
21
21, 42, 63.
63
6, 12, 18. 7, 14, 21.
42, 84 and 126
56, 112, 168
42, 84, 126
14, 28, 42
14, 28, and 42