In an experiment, a petri dish with a colony of bacteria is exposed to cold temperatures and then warm again. time 0 1 2 3 4 5 6 population 5.1 3.03 1.72 1.17 1.38 2.35 4.08. find a quadratic model for the data in the table

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?