pls help me

Bau Long-Hout, Incorporated, is considering the purchase of a tractor-trailer that would cost $278.812, would have a useful life of 7 years, and would have no salvage value. The tractor-traller would be used in the company's hauling business, resulting in additional net cosh inflows of $86,000 per year. The internal rate of return on the investment in the tractor-trailer is closest to (Ignore income taxes) Click here to view Exhibit 148-1 and Exhibit148-2, to determine the appropriate discount foctor(s) using the tobles provided. Multiple Choice 24% 235 26% 215 EXHIBIT 14B-1 Preseet Value of 51;((1+x))71 r1[1((1+r))n1]