Please help with Net Present Value and Payback Period

4. NPV and payback period Aa Aa You are evaluating a project with cash inflows as shown below. Your boss has asked you to calculate the project's NPV. You don't know the project's initial cost, but you have been informed that the project's payback period is 3.5 years. 0 2 4 $500 $800 800 $800 $600 If the project's discount rate is 9.7%, what is its NPV? O $170.75 O $156.65 O $47.90 O $87.86 O $101.39