please answer 1-9!!

Problems 1-9 refer to two projects with the following cash flowt: 1. IRR/NPV, If the opportunity cost of capital is 11%, which of these projects is worth pursuing? ( LO8-I) 2. Mutually Exclusive Inrestments. Suppose that you can choose only one of these projects. Which would you choose? The discount rate is still 11\%. ( LO\&-I) 6. Profitability Index. If the opportunity cost of capital is 11%, what is the profitability index for each project? ( 7. Profitability Index. Is the project with the highest profitability index also the one with the highest NPV? ( 8. Payback. What is the payback period of each project? ( ( LOS-4) 9. Investment Criteria. Is the project with the shortest payback period also the one with the highest NPV? ([S LOS-4)