However, the method of hnancing the four models is different. All models have an interest rate of $9\mathrm{.}00$ percent.

Model A requires an ordinary annuity of $$2,500$ per year for the next ten years.

Model B requires your company to pay $$20,450$ for the equipment at the end of the first year.

Model C requires an annuity due payment of $$5,250$ per year for the next four years.

Model D requires the following end$-$of$-$year payment schedule:

$\backslash$table$[[$Years:$,1,2,3,4,5],[$Cash Flows $($Model D$)$:$,$$$7,000,$$$2,000,$$$4,000,$$$6,000,$$$3,000$