20/6, 30/9, 40/12
10:30, 20:60, 15:45 are three possible ratios
5 to 6 10 to 12 15 to 18
2/3, 4/6
They are: 10 to 42, 15 to 63 and 20 to 84
2 to 4, 4 to 8, 5 to 10
10:30, 20:60, 15:45 are three possible ratios
5 to 6 10 to 12 15 to 18
60/100, 600000/1000000
2/3, 4/6
10 to 6; 15 to 9; 20 to 12
They are: 5 to 6, 10 to 12 and 15 to 18
They are: 2 to 5, 6 to 15 and 8 to 20
They are: 5 to 6, 15 to 18 and 20 to 24
10:60 2:12 5:30
2 to 4, 4 to 8, 5 to 10
They are: 10 to 42, 15 to 63 and 20 to 84
3 to 10 6 to 20 12 to 40