ABC Company is considering the following mutually exclusive projects. Year 0 1 2 3 4 5 Expected net cash flows Project X $(4,000) $1,300 $2000 $1000 $600 $400 Project Y $(4,000) $0 $5,000 $1,400 $900 $700 Quest 1: Compute the NPV for both projects. Which project should be accepted if the firm's required rates of return in Year 1, Year 2 and Year 3 are 10%, that in the rest of time is 12%? Quest 2: Compute the IRR for both projects. Which project should be accepted if the firm's expected rates of return is 10%? Quest 3: Compute the MIRR for both projects. Which project should be accepted if the firm's expected rates of return is 11%? Quest 4: Compute the discounted payback period for both projects. Which project should be accepted if the firm's expected rates of return is 10%?