Contemporary Mathematics for Business & Consumers 8th Edition by Robert Brechner,Geroge Bergeman

تمرين 44

As the sales manager for Magnum Enterprises, you have been asked by the president to prepare the following charts for the shareholders' meeting next week. Use the six-month sales report, Table 21-1 on page 713, as the database for these charts. Calculate totals as required.
Multiple-line chart of the total sales per month of each model, standard and deluxe