Bill has just returned from a duck hunting trip. He has brought home eight ducks. Bill's friend, John, disapproves of duck hunting, and to discourage Bill from further hunting, John has presented him with the following cost estimate per duck: Camper and equipment S 247.50 Cost, $19,800; usable for eight seasons; 10 hunting trips per season Travel expense (pickup truck) 100 miles at $0.38 per mile (gas, oil, and tires-$0.20 per mile; depreciation and insurance 38.00 -$0.18 per mile) Shotgun shells (two boxes) Boat: 20.00 34.00 7.00 32.00 25.00 $ 403.50 $ 50.44 Cost, $2,720, usable for eight seasons; 10 hunting trips per season Hunting license Cost, $70 for the season; 10 hunting trips per season Money lost playing poker: Loss, $32 (Bill plays poker every weekend) Bottle of whiskey: Cost, $25 (used to ward off the cold) Total cost Cost per duck ($403.50 +8 ducks)