15, 30, 45
15, 30, 45
15, 30, 45
15, 30, and 45 are.
105, 120, 135
There are more than 5 multiples of three, but here are the first 5: * 6 * 9 * 12 * 15 * 18
The first three multiples of 3 and 5 are 15, 30 and 45.
135, 270, 405
30 60 90
60, 120, 180
60, 120, 180
72
300, 600, 900