An investment project costs $$13,200$ and has annual cash flows of $$3,600$ for six years.

a$.$ What is the discounted payback period if the discount rate is zero percent?

Discounted payback period

$3\mathrm{.}67$

b$.$ What is the discounted payback period if the discount rate is $5$ percent?

Discounted payback period

$4\mathrm{.}15$