a$.$ What is the present value of the following set of cash flows, discounted at $9\mathrm{.}7\%$ per year?

c$.$ Each set contains the same cash flows $($$$12,$$$20,$$$28,$$$36,$$$44),$ so why is the present value different?

a$.$ What is the present value of the following set of cash flows, discounted at $9\mathrm{.}7\%$ per year?

The present value of the cash flow stream is $$,($Round to the nearest cent.$)$