1: A company produces an item at a per-unit cost of $2000 and a fixed cost of $150,000. The unit selling price is fixed and is as follows: p = 4,000 (x160) A. Find the revenue function and find the revenue when the demand is 100. B. Find the cost function and find the cost when the demand is 100. C. Find the profit function and find the profit when the demand is 100. D. Plot the profit versus number of units produced. E. Determine the break-even point. F. Determine the production that maximizes the total profit