ROSEY'S ROSES Rosey's Roses has several questions for you that Excel can help answer. Use student file ch7-13 to solve 3 of these problems. This file has three worksheets labeled: Present and Future Values, Cost Prediction, and Allowance for Uncollectibles. Complete the file answering the questions below and then save the file as ch7-13_student_name (replacing student_name with your name). Print each worksheet. (Note: This file has three worksheets.) 1 Present and Future Values (Calculate the answer and then provide a table for each question. Use the first worksheet of the workbook to answer this problem.): a. How much they would have to pay at the end of each year, assuming a 2 percent rate of return, to yield $15,000 at the end of 4 years. b. How much they would have at the end of 4 years if they invested $1,000 at the end of each year, earning 2 percent per year. c. How much they would have to invest today to have $15,000 in 4 years, eaming 2 percent per year. d. How much they would have at the end of 4 years if they invested $4,000 today, earning 2 percent per year. 2 Rosey's Roses is trying to better understand the behavior of their delivery expenses. They have accumulated the delivery expenses over the last 24 months and believe that miles driven per month are a good predictor of expense behavior. Use the second worksheet of the workbook to answer this problem: a. Using the Hi-Lo method, calculate variable cost per mile, fixed costs, and a prediction of delivery expense when they travel 12,000 miles in a month