HELP PLLZ

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

You went to a restaurant and spent $53.25 on the meal. there was a 6% sales tax. what was the amount of money, not including a tip, you spent at the restaurant?

Troy has a 7/23 balloon mortgage on his $260,000 home. he has been making payments of $1323 each month and will have a balloon payment due for the amount of $198,569.