Answer:
net income per year = $49,000
annual cash flows = $99,000
NPV = $108,315.40
payback period = 5.05 years
accounting rate of return = 19.6%
Explanation:
annual cash flow = [($320,000 - $200,000 - $50,000) x 0.7] + $50,000 = $99,000
NPV = -$500,000 + [$99,000 x 6.1446 (PV annuity, 10%, 10 periods)] = -$500,000 + $608,315.40 = $108,315.40
payback period = $500,000 / $99,000 = 5.05 years
accounting rate of return = net income per year / average investment = $49,000 / [($500,000 + $0)/2] = $49,000 / $250,000 = 19.6%