The pizza delivery girl's paycheck was 89.25. if she worked 17 hours this week, how much was she paid per hour.

The ratio of two numbers is 5 to 4. the sum of the numbers is 99. what number is the greater of the two numbers?

The radius of a sphere is 3 inches. which represents the volume of the sphere?

The temperature of a chemical solution is originally 21 ? c . a chemist heats the solution at a constant rate, and the temperature of the solution 75 ? c after 1212 12 minutes of heating. the temperature, tt t , of the solution in ? c is a function of x , the heating time in minutes. write the function's formula.