Last week, ms. simpson worked 28 hours. she stocked shelves for 45 minutes each hour for 14 of those hours. the rest of the time she worked in customer service. how many minutes last week did ms. simpson work in customer service?

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse