will get brainliest if correct Which ratio forms a proportion with Start Fraction 20 over 30 End Fraction? Use equivalent ratios to test each ratio.

It takes a total of 6 hours to fill up an inground backyard pool using a standard house. a function can represent this situation to represent the amount of water in the pool until it is full a function of time the hose is running. determine the domain for the function

What is the ratio of the length of an object in yards to the length of the same object in miles?

Plzzz answer both questions and i will give you 100 points