i need step by step answer in simple details not using excel.

QUESTIONS 20122 MIDTERM25 Smarts Net Present Value (NPV). Use the estimated Net Cash Flows below for four (6) years to answer the question that followers Project A Time Projects 0 1 2 3 4 (10.0001 3.500 3.500 3,500 3.500 (10,000 500 500 5,500 9,000 Assume annual interest rate of 9% for all four (4) years. 3: Just looking at the trend of the net cash flows (No calculation), which project's a better investment? 1 marks 4 marks b: Calculate the Net Present Value (NPV) of projects A and B. Based on the NPV calculated above, which project would you invest in? And Why