QUESTIONS: 1. What should be included as bookshop's expenses? Why? 2. What should not be included as bookshop's expenses? Why?

Reference: https://pdfroom.com/books/personal-finance-10th-edition/JzydD6rQ214 page.33

Hello this is for a financial mathematics class

Please answer question 10 in derail showing computation after reading the scenario thank you. Question at the endStephanie Carter has been gifted a sum of $50,000 by her grandparents on completing her graduation successfully. She is a fresh finance graduate and is excited to invest some money in the capital market, for which she intends to use the gifted sum of $50,000. However, instead of committing this money to the market immediately, she decides to wait for some time, work in the field and acquire some experience before proceeding with her intended investment. She thus contemplates an extremely conservative investment in a portfolio of stocks and bonds, at the start of year 5 from now. For now, she will leave the $50,000 in a fixed deposit with the bank which promises an interest rate of 6% per annum. She will require a return of at least 9% on her stock investments and 4% on bond investments. Stephanie would have to pay 25% taxes on any interest income. Dividends will be tax-free.…