The Central Valley Company is a manufacturing firm that produces and sells a single product. The company's revenues and expenses for the last four months are given below Central Valley Company Comparative Income Statement April March 7,000 May 8,250 June 10,000 6,500 Sales in units Sales revenue Less: Cost of goods sold $798,000 $741,000 $940,500 $1,140,000 24,000 400,140 489,060 581,400 $374,000 $340,860 $451,440 558,600 Gross margin Less: Operating Expenses Shipping expense Advertising expense Salaries and commissions Insurance expense Amortization expense $65,500 52,000 69,000 61,000 100,000 166,800 133,000 171,500 19,000 52,000 100,000 100,000 100,000 163,500 19,000 52,000 19,000 52,000 19,000 52,000 Total operating expenses $403,300 $356,000 $411,500 395,500 Net income $ (29,300) (15,140) S 39,940 S 163,100 Required 1. Management is concerned about the losses experienced during the spring and would like to know more about the cost behaviour. Develop a cost equation for each of the costs. (Do not round intermediate calculations. Round "Per Unit" answers to 2 decimal places.) Cost of goods sold Shipping Salaries & commission- per unit per unit per unit 2. Assume that fixed costs are incurred uniformly throughout the year. Compute the annual break-even sales, and the profit if 91,000 units are sold during the year. (Round "Break-even sales" answer to nearest whole number.) Break-even sales units Annual profit (91,000 units) 3. Calculate the change in profit if the selling price were reduced by $14.5 each and annual sales were to increase by 9,000 units. . Determine the change in profit if the company were to increase advertising by $120,000 and if this were to increase sales by 9,000 units