Piecewise Defined Functions Answers

Which rules define the function graphed below?

A cell phone company charges by the minute (and partial minute) for making phone calls. Arionna’s plan includes 300 minutes in the $20 monthly base cost. If she uses more than 300 minutes in a month, there is a $5 overage fee and an additional charge of $0.25 per minute. Which graph represents the monthly cost, y, in dollars for making x minutes of calls?

Which graph represents the following piecewise defined function?

The piecewise defined function f(x) is graphed below. What is the value of f(2)?

The following graph represents dog-grooming prices at “Clean Your Paws” dog salon. If Mitzi has two dogs, a puppy that weighs 25 pounds and an adult that weighs 80 pounds, how much will it cost to bathe them both?

The cheer squad is ordering small towels to throw into the stands at the next pep rally. The printing company has quoted the following prices. Which function defined below represents the cost, C, in dollars for an order of x towels? “Growl” Towel Price QuoteNumber of towels orderedCost per towelFirst 20 towels$5.00Each towel over 20$3.00

Plan A Tax Rates

Which graph represents the following piecewise defined function?