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 Statemert March 6,900 May June 6,400 Sales in units Sales revenue Less: Cost of goods sold 8,100 9800 $793,500 $736,000 $931,500 $1,127 000 574,770 421,350 397,440 44380 Gross margin Less: Operating Expenses $372,150 $338,560 $447,120 552,230 Shipping expense Advertising expense Salaries and commissions Insurance expense Amortization expense $65,300 52,200 68,800 61,500 98,500 164,000 18,500 51,500 98,500 166,500 133,500 171 000 18,500 51500 51,500 51,500 98,500 98,500 18,500 18,500 Total operating expenses $400,300 $354,200 $408,300 394,000 Net income (28,150) (15,640) 38,820 158,230