30 : 40 and 33 : 44 are two possible equivalent ratios.
1 to 5 and 3 to 15
7/15 = 14/30 = 70/150
5 to 6 10 to 12 15 to 18
4 to 6 1 to 1.5 5 to 7.5 6 to 9
They are: 13 to 15 and 39 to 45
30/110 and 3030/1111 are two equivalent ratios.
30 : 40 and 33 : 44 are two possible equivalent ratios.
30 to 12 45 to 18
1 to 5 and 3 to 15
They are: 6/30 and 1/5
7/15 = 14/30 = 70/150
No.
5 to 6 10 to 12 15 to 18
4 to 6 1 to 1.5 5 to 7.5 6 to 9
10:30, 20:60, 15:45 are three possible ratios
There are 26/30 and 13/15 (examples)