$($a$)$ Estimate the material cost per part

$($b$)$ Estimate the total operating cost per part.

$($c$)$ Assuming the annual production volume is $5000$ units and the payback period is $1$ year, estimate the

total die cost per part.

$($d$)$ Based on $($a$),($b$),$ and $($c$),$ calculate the total cost of sheet metalworking of the part.