Assume that a company is considering buying a new piece of equipment for $$240,000$ that would have a useful life of five years and no salvage value. The equipment would generate the following estimated annual revenues and expenses:

Revenues $ $122,500$

Less operating expenses:

Commissions $ $15,000$

Insurance $5,000$

Depreciation $48,000$

Maintenance $30,00098,000$

Net operating income $ $24,500$

The internal rate of return for this investment is closest to: