QUESTION 1 (20 MARKS) Mariam is going to publish her first non-ction book with a renowned publisher. She aims to sell as many books as possible. Her publisher has arranged some promotion campaigns such as book-reading events at libraries and book-signing event at various bookstores. A book-reading event costs $300 whereas a booksigning event costs $500. Realistically, Mariam can hold no more than 20 bookreading events but she can hold at least 20 book-signing events. However, her publisher has stipulated that she must have at least 10 book-reading events. At the same time, the publisher also plans to place advertisement in various platforms to introduce the book to the masses. The publisher plans to advertise on newspaper and on social media. Each newspaper ads costs $500 and each social media ads costs $200. It is a normal practice that books will be advertised in at least 50 times in newspaper and no more than 300 times in social media. Each book reading events at a library will generate a sale of 50 books and each book signing events will generate a sale of 40 books. On the other hand, based on the past marketing records, only 30 books are sold for every advertisement in newspaper and 50 books are sold for every advertisement in social media. The publisher has allocated $50000 to promote Mariam book. 8. Use this LP programming and solve it using QM for Windows if Mariam wants to maximize the number books sold. b. What should the publisher and Mariam do to increase the sales of the books and to reduce the cost of promotion? (Hint: Use ranging result obtained from QM for Windows