The first 50 multiples of 6 are the first fifty even multiples of 3.
4,8,12,16,20,24,28,32,36,40,44,48
51 54 57
150, 300, 450 and so on.
The multiples of 3 are 14, 15, and 16. 3x14 = 42 3x15 = 45 3x16 = 48
There are fifty. 50 x 10 = 500
57, 114, 171, 228, 285.
7, 21, 35, 49
All nonzero numbers have an infinite number of multiples.
6 x 7 = 42 7 x 7 = 49
50, 100, 150, 200, 250, 300, 350, 400, 450, 500.
These: 6, 12, 18, 24, 30, 36, 42, 48.