30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330, 360, 390, 420, 450, 480, 510, 540, 570, 600
The first 4 multiples of 10 are: 10, 20, 30, and 40.
10, 20, 30.
10, 20 and 30.
The first 6 multiples of 5 are: 5, 10, 15, 20, 25, and 30.
For 16 and 20, 80,160,240 For 30 and 33, 330,660,990
Assuming positive multiples, 5, 10, 15, 20, 25, 30
10+20+30 = 60
10, 20, 30.
10, 20, 30.
20 30 40
10, 20, 30
10, 20, 30