Bruce Corporation makes four products in a single facility. These products have the following unit product costs: Products Direct materials Direct labor Variable manufacturing overhead Fixed manufacturing overhead Unit product cost 16.70 $20.60 $13.60 $16.30 18.70 22.10 16.50 10.58 5.50 6.78 9.26 6.20 28.60 15.5e 15.60 17.68 69.50 64.90 54.90 50.60 Additional data concerning these products are listed below Products Grinding minutes per unit Selling price per unit Variable selling cost per unit Monthly demand in units 2.80 1.05 e.60 e.90 $84.20 $76.60 $73.40 $68.10 $ 2.45 $ 3.15 $ 3.9 4.60 4,100 3,10e 3,100 5,100 The grinding machines are potentially the constraint in the production fecility A total of 10.500 minutes are available per month on these machines Direct labor is a variable cost in this company Which product makes the MOST profitable use of the grinding machines? (Round your intermediate calculations to 2 decimal places)