1. Compute the payback period for the NC equipment. Round your answer to two decimal places. years 2. Compute the NC equipment's ARR. Round the percentage to one decimal place. Assume straight-line depreciation. % 3. Compute the investment's NPV, assuming a required rate of return of 10%. Round present value calculations and your final answer to the nearest dollar. X 4. Compute the investment's IRR. Between 25% and 30%