A project costing $$102,000$ initially should produce cash inflows of $$54,000$ per year for six years. At the end of the six years, the project will be shut down and will be sold for an estimated net cash amount of $$48,000.$ What is the internal rate of return?

$18\mathrm{.}58\%$

$29\mathrm{.}47\%$

$35\mathrm{.}98\%$

$48\mathrm{.}25\%$

$50\mathrm{.}42\%$