a company abc bought a 3d printer costing 300000 for a customer that had given a 5 year contract with the possibility of extending the contract for another 5 years. the company uses 5 year macrs deprecition for tax purposes. the income rate for the company is 21%. the p[rinter generates 95000/year for the first three years. after that, the customer canceled the contract and paid abc 50000. abc sold the 3d printer after 3 years for 140000. show the after tax cash flow 3 years. was it worht this investment if the company was looking for 12 =% ror? justfy