As the online bookstore, OHaganBooks.com, has grown in popularity, the sales manager has...

As the online bookstore, OHaganBooks.com, has grown in popularity, the sales manager has been monitoring book sales as a function of the traffic at your site (measured in “hits” per day) and has obtained the following model.

where n(x) is the average number of books sold in a day in which there are x hits at the site.

a. On average, how many books per day does the model predict the bookstore will sell when it has 500 hits in a day? 1,000 hits in a day? 1,500 hits in a day?

b. What does the coefficient 0.025 tell you about book sales?

c. According to the model, how many hits per day will be needed in order to sell an average of 30 books per day?