What is 15.60 to 11.70 increase. or decrease

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

For which pair of functions is (gof)(a)=|a|-2?

What is the least common factor of 6 and 8