The posted speed limit is 45 miles per hour. Select all of the rates that are faster than 45 miles per hour.

A. 45 km per hour
B. 64.1 km per hour
C. 86.4 km per hour
D. 91 km per hour

choose all that apply

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?