Your company is planning to purchase a new loader for $$20,937.$ If the company keeps the old loader, it will have $$1,959$ additional maintenance cost for the first year and increases $$308$ each year till the eighth year. Given the company's minimum attractive rate of return $($MARR$)$ is $6\%,$ what is the present cost of keeping the old loader?

$\backslash$table$[[6\%,$Compound Interest Factors,$6\%$