The owner of a small manufacturing business has patented a new device for washing dishes and cleaning dirty kitchen sinks. Before trying to commercialize the device and add it to his/her existing product line, the owner wants reasonable assurance of success. Variable costs are estimated at $18 per unit produced and sold. Fixed costs estimated at a minimum of $57,6400 per year. i. What would be the product's total expected contribution to profit or loss in the first year if the forecasted sale for the first year is 11,500 units at a mark price of $20.75 per unit? ii. If the marked price is $23.50, graphically determine the number of units that must be produced and sold to break even. 111. Determine the level of profit or lost with an estimated demand of 80,000 and 200,000 units, respectively using the information in part (ii) above. Determine the quantity that must be produced to yield a profit of $50,000 using the information in part (ii) above. iv