Q1 (25 marks) a a) A proposed project has cash inflows of $5,200 in year 1, $6,300 in year 2, $7,100 in year 3, and $8,400 in year 4, and a discount rate of 14.50%. What is the discounted payback period for these cash flows if the initial cost is $8,000? b. What is the discounted payback period for these cash flows if the initial cost is $11,000? c. What is the discounted payback period for these cash flows if the initial cost is $14,000