goyles Company makes four products in a single facility. These prosects have the following unit product marks) Product Direct materials. B Direct labor $10.70 $540 $500 $720 19.10 21.40 29.00 34.40 Variable manufacturing overhead. 1.20 Fixed manufacturing overhead 2240 1.50 16.00 1.80 1.60 15.00 17.6 Unit product cost.. Additional data conceming these products are listed below. 3.40 $44.30 $52.90 $82.80 Grinding minutes per unit. Selling price per unit. Variable selling cost per uni Monthly demand in units Prosbiect B C 2.20 1.20 1.70 1.80 $65.40 $58.50 $70.70 $3.60 $3.80 $2.00 $3.40 1,000 4,000 1,000 4,000 $76.20 grinding machines are potentially the constraint in the production facility. A total of 14,400 minutes are ilable per month on these machines. 1. How many minutes of grinding machine time would be required to satisfy demand for all four products? . 2. Which product makes the MOST profitable use of the grinding machines? 3. Which product makes the LEAST profitable use of the grinding machines? . 4. Up to how much should the company be willing to pay for one additional hour of grinding machine time if the company has made the best use of the existing grinding machine capacity? (Round off to the nearest whole cent)