Please help someone, mildy hard

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

Which of the following is the correct ratio for converting kilograms to grams

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)