Raloigh Research, a nonprott okganizabon, estmates that a can save s\$0,000 a yoat in cash operating costs tor the next 9 wass if it buys a special puipose eve tosting mactine at a cost On ises straght tine depreciation Read the coquerements. 1. Calculate the following for the special-purpose eye-testing machine: a. Net present value b. Payback period c. Internal rate of return d. Accrual accounting rate of return based on net initial investment e. Accrual accounting rate of return based on average investment 2. What other factors should Raleigh Research consider in deciding whether to purchase the special-purpose eye-testing machine? Value of Annuity of $1,00 in Arrears