Answer:
The relationship is that you make them into a fraction the 20 first then the other number. Then you reduce to get something like this 2/3. Then you multiply 3 by 20 to get 60= 2/60. then you do the same for the 2= 40/60. So that is how you do it. And to check my work, 2/5. 2/5• 12/12= 24/60
Explanation:
If you were to go 30 mph, and you wanted to go 20 miles, they it will take you 40 minutes. 40 mph would take you 30 minutes. 50 mph would take you 24 minutes. The relationship is that you make them into a fraction