london Printing wishes to print and market the book prepared by X person on engineering economy. There is a demand for the book in the market. Financial information about the book is given as follows. The copyrights fees are $ 300,000, painting costs $ 80, typesetting $ 150, printing and bending $ 3.5, ink and paper $ 6, bookstore discount $ 1.5, general administration costs $ 2, and the selling price of the book is $ 50. If this book is printed and sold, find the transition point to profit by using tables and graphics. If there is a $ 5 option ($ 45 or $ 55) about the book's selling price, how does the breakeven point change?