Hotsounds Ltd manufactures premium MP4 players with unusual features. The divisional sales manager has estimated the following demand curve data:

Quantity sold per month ____________________ Unit sales price

20 .....................................................$500

40 .....................................................$475

60 .....................................................$450

80 .....................................................$425

110 ...................................................$400

Required

1. Prepare a table using the following column headings: quantity sold per month, unit sales price, total revenue per month, changes in total revenue.

2. Draw a graph that shows the total revenue curve.