12 to 34
24 to 68
258 to 731
30 : 40 and 33 : 44 are two possible equivalent ratios.
12 to 14 18 to 21
10 and 4 15 and 6
They are: 9 to 2 and 27 to 6
Three to one and 12 to 4
1 to 5 and 3 to 15
30 to 12 45 to 18
80 to 60 and 800 to 600 are two simple answers.
When two ratios form a proportion, the ratios are equal
They are: 6/30 and 1/5
2/3, 4/6
3 to 4 6 to 8