Sooner Corp. has been a very profitable company for many years. Currently, they are considering investing in a new project that will last three years. The project will require an immediate capital expenditure of $600,000 which will be fully expensed this year.

Sooner estimates that the revenues from this project will be $500,000 during the first year and that the revenues will grow at a rate of 25 percent per year. Variable costs are expected to be 50 percent of revenues each year, and fixed costs are expected to be $15,000 per year. A one-time net working capital investment of $30,000 is required immediately and will be recovered at the end of the project's life. Sooner's marginal tax rate is 21 percent.

What is the IRR of this project?