The multiples of 20 are 20, 40, 60, 80, 100, 120... The multiples of 30 are 30, 60, 90, 120, 150... The multiples of 15 are 15, 30, 45, 60, 75, 90, 105, 120, 135... The common multiples of 20, 30, and 15 are 60, 120, 180, 240...
10, 20, 30 and 40
The LCM of 20 and 30 is 60. The multiples of 20 are 20, 40, 60, and so on. The multiples of 30 are 30, 60, and so on. So teh LCM of 20 and 30 is 60.
24, 30, 36, 42, 48, 54, 60, 66, 72, 78, 84, 90, 96
Common multiples include any multiple of 60.
multiples of 3 ... 21, 24, 27, 30 (between means leave out 30 multiples of 6 ... 24, 30 so the answer is 24
They are 21 and 28
They are 24 and 28.
The set is: 20, 24, 28.
Multiples of what? This can't be answered.
24, 27, 30
21 and 28 are the two multiples.
24
They are 24, 30 and 36
They would be 10, 20, 30, and 40
10 ,20 ,30 ,40 ,50
There are six: 5, 10, 15, 20, 25, 30.