with the number of appointments. Costs for this service over the past 8 months are as follows: Required: 1. Which month represents the high point? The low point? High point Low point In your calculations, round per unit costs to the nearest cent. further calculations. Variable rate for tanning Fixed cost per month X per tanning appointment x 3. Using the variable rate and fixed cost, what is the cost formula for tanning services? Totaltanningservicecost=$1520+($0.40Numberofappointments) final answers to the nearest dollar