Dubai Electricity and Water Authority (DEWA) is considering two investment projects: Project A and Project B. The details of each project are as follows:

• Project A requires an initial investment of AED 5,000,000 and is expected to generate cash inflows of AED 2,000,000 per year for the next 5 years.
• Project B requires an initial investment of AED 7,500,000 and is expected to generate cash inflows of AED 3,000,000 per year for the next 7 years.

Assuming a discount rate of 10%, calculate the Net Present Value (NPV), Internal Rate of Return (IRR), and Payback Period for each project. Based on your analysis, recommend which project DEWA should undertake.