To determine what type of programming to show, a TV station researched how long people were spending at home each day. This box-and-whisker plot shows the results.

8
12
16
Hours spent at home each day

What is the value of the interquartile range?

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?

Acollege is selling tickets for a winter fund-raiser. one day, krissa sold 14 adult tickets and 8 student tickets for a total of $376. the next day, she sold 7 adult tickets and 11 student tickets for a total of $272. krissa wanted to find the price of one adult ticket, a, and the price of one student ticket, s. she wrote and solved the following system of equations.

If you bought a stock last year for a price of $124, and it has gone down 5.6% since then, how much is the stock worth now, to the nearest tenth?