A mixed-investment project has a negative net cash flow of $400,000 today (year C), a positive cash flow of $600,000 for year 1, and a negative cash flow of $219,950 for year 2. MARR=17% One break-even interest rate of the project is minus 36.24%. (a) The other break-even interest rate of the project is % (b) Assuming that neither one of the two break-even interest rates is project's Internal Rate of Return (IRR), the project's "true" IRR is . > %