Basics Of Engineering Economy
Basics Of Engineering Economy
2nd Edition
ISBN: 9780073376356
Author: Leland Blank, Anthony Tarquin
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Chapter 6, Problem 16P
To determine

Calculate the rate of return.

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Suppose that you plan to retire at 65. You invest $8,000 per year on your birthday for 10 years starting on your 25th and ending on your 34th birthday. Since you are young, you take more risks with your investments, and earn a rate of return of 12%. Then, you have children and decide to put all your retirement savings into investing in a college fund for them. You leave all accumulated funds in the retirement account, and it earns 6% per year, reflecting an (unwise) rise in caution during middle age. How much money will you have to retire on at 65 (31 years after you stop contributing)
Susan Jones has a job as a pharmacist earning $45,000 per year, and she is deciding whether to take another job as the manager of another pharmacy for $55,000 per year or to purchase a pharmacy that generates revenue of $350,000 per year. To purchase the pharmacy, Susan would have to use her $20,000 savings and borrow another $90,000 at an interest rate of 8% per year. The pharmacy that Susan is contemplating purchasing has additional expenses of $100,000 for prescription and non-prescription drugs and lines of women’s and men’s personal hygiene products and cosmetics; $45,000 for one full time person; $20,000 for one part time person; $12,000 for rent; $2,500 for electricity; $1,300 for natural gas; $1,200 for telecommunications; and depreciation and amortization expenses are $5,500. Assume that income and business taxes are 35% and the repayment of the principal of the loan does not start before three years. Also assume that revenue is expected to grow at 5% per year and expenses at…
Q4. RKE & Associates is considering the purchase of a building it currently leases for $30,000 per year. The owner of the building put it up for sale at a price of $170,000, but because the firm has been a good tenant, the owner offered to sell it to RKE for a cash price of $160,000 now. If purchased now, how long will it be before the company recovers its investment at an interest rate of 15% per year?

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Basics Of Engineering Economy

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