Also IRR4 & IRR 5?

Polaris Industries has $1.75 million available for additional innovation on the Victory Vision motorcycle. These include five indivisible, equal-lived alternatives, each of which guarantees the investment can be exited after 6 years with the initial investment returned. In addition, each year Polaris will receive an annual return as noted below. MARR is 15%. What are the present worth and internal rate of return for each investment