Ohno Company specializes in manufacturing a unique model of bicycle helmet. The model is well accepted by consumers, and the company has enough orders to keep the factory production at 10,000 helmets per month (80% of its full capacity). Ohno’s monthly manufacturing cost and other expense data are as follows.Rent on factory equipment$11,500Insurance on factory building1,780Raw materials (plastics, polystyrene, etc.)80,800Utility costs for factory920Supplies for general office320Wages for assembly line workers59,700Depreciation on office equipment830Miscellaneous materials (glue, thread, etc.)1,470Factory manager’s salary6,200Property taxes...