3, 6, 9, 12.
They are: 36, 72, 108.
20, 40 and 60
20, 40, 60.
40, 80, 120
What are the first three common multiples of four and five
6,12,18,26 they are the first four multiples of six
20, 40, 60
They are multiples of 60.
The first three multiples of 99.
They are the first three multiples of LCM(5, 9), that is, the first three multiples of 45.
12, 24, 36
the first three multiples are 6, 12, 18.