Calculate the (a) net present value (NPV), (b) profitability index (PI), and (c) internal rate of return (IRR) for Projects 1 and 2 (cash flows shown below), assuming a required return of 10%. Year Project 1 - $420 $120 $160 $120 $340 Project 2 -$410 $120 $180 $110 $340 a. What is the NPV of Project 1? $ (Round to the nearest cent.) What is the NPV of Project 2? $ (Round to the nearest cent.) b. What is the Pl of Project 1? (Round to two decimal places.) c. What is the IRR of Project 1? % (Round to two decimal places.) What is the IRR of Project 2? 1% (Round to two decimal places.)