(Replacement Chain) Two mutually exclusive projects have unequal lives. Project A is a lesser quality product that is expected to have an economic life of 5 years, while project B is more expensive with a longer useful life of 10 years. The firm has a required rate of return of 10% and each project has free cash flows below. Use the replacement chain method of capital budgeting to select the best project. 15. Project B $100,000 $15,000 $15,000 $15,000 $15,000 Project A Initial cost $70,000 Year 1 $15,000 Year 2 $15,000 Year 3 $15,000 Year 4 $15,000 $15,000 Year S $15,000 Year 6 $15,000 Year 7 $15,000 $15,000 $15,000 Year 8 Year 9 Year 10 $15,000