100, 200, 300 and so on.
the common multiples of 20 and 25 is 100 (through 100)
Multiples of 20 are 20, 40, 60, 80, 100, 120, 140, 160, 180, 200…Multiples of 25 are 25, 50, 75, 100, 125, 150, 175, 200… Common multiples of 20 and 25 are 100, 200, 300, 400...
20
The least common multiple of 20 and 25 is 100.
The first four multiples of five: 5, 10, 15, 20
100.
The LCM is 100
There are none
100 is the least common multiple of 20 and 25.
10, 15, 20
The LCM is 100.
Just 100