Bill just returned from a duck hunting trip with eight ducks. Bill's friend, John, disapproves of duck hunting, and to discourage Bill from further hunting, John presented him with the following cost estimate per duck:

Camper and equipment:

Cost, $$16,000$; usable for eight seasons; $14$ hunting trips per season

Travel expense $($pickup truck$)$:

$$143$

$100$ miles at $$0\mathrm{.}41$ per mile $($gas$,$ oil, and tires$-$$$0\mathrm{.}26$ per mile; depreciation and

insurance$-$ $$0\mathrm{.}15$ per mile$)$

Shotgun shells $($two boxes per hunting trip$)$

Boat:

Cost, $$2,240,$ usable for eight seasons; $14$ hunting trips per season

Hunting license:

Cost, $$40$ for the season; $14$ hunting trips per season

Money lost playing poker:

Loss, $$36($Bill plays poker every weekend whether he goes hunting or stays at home$)36$

Bottle of whiskey:

$41$

$30$

Cost, $$10$ per hunting trip $($used to ward off the cold$)$

Total cost

Cost per duck ducks