EncryptCo has a project that has a $$42,000$ first cost that returns $$9,500$ per year over

its $12$ year life. The salvage value after $12$ years is $$7,000.$ The MARR is $4\%$ nominal

annual compounded quarterly.

$($a$)$ Calculate the present worth of this project.

$($b$)$ Calculate the annual worth of this project.

$($c$)$ Calculate the payback period of this project.

$($d$)$ Calculate the discounted payback period of this project using Excel. Copy the Excel

output into your assignment.