Please answer this question. It appears to be 2 questions, but they are in the same category. Thanks

Morrisey & Brown, Limited, of Sydney is a merchandising company that is the sole distributor of a product that is increasing in popularity among Australian consumers. The company's income statements for the three most recent months follow: September 8,750 $ 875,000 525,000 350,000 Morrisey & Brown, Limited Income Statements For the Three Months Ended September 30 July August Sales in units 7,750 8,250 Sales $ 775,000 $ 825,000 Cost of goods sold 465,000 495,000 Gross margin 310,000 330,000 Selling and administrative expenses Advertising expense 28,200 28, 200 Shipping expense 89,500 94,500 Salaries and commissions 140,000 147,500 Insurance expense 7,200 7,200 Depreciation expense 21,600 21,600 Total selling and administrative expenses 286,500 299,000 Net operating income $ 23,500 $ 31,000 28, 200 99,500 155,000 7,200 21,600 311,500 $ 38,500 Required: 1. By analyzing the data from the company's income statements, classify each of its expenses (including cost of goods sold) as either variable, fixed, or mixed. 2. Using the high-low method, separate each mixed expense into variable and fixed elements. Express the variable and fixed portions of each mixed expense in the form Y = a +bX. 3. Redo the company's income statement at the 8,750-unit level of activity using the contribution format. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Required: 1. By analyzing the data from the company's income statements, classify each of its expenses (including cost of goods sold) as either variable, fixed, or mixed. 2. Using the high-low method, separate each mixed expense into variable and fixed elements. Express the variable and fixed portions of each mixed expense in the form Y = a + bx. 3. Redo the company's income statement at the 8,750-unit level of activity using the contribution format. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Using the high-low method, separate each mixed expense into variable and fixed elements. Express the variable and fixed portions of each mixed expense in the form Y = a + bX. (Round the Variable cost per unit to 1 decimal place.) Variable Cost Fixed Cost Formula per unit Y = + x per unit Y = + x Required 1 Required 2 Required 3 Redo the company's income statement at the 8,750-unit level of activity using the contribution format. Morrisey & Brown, Limited Income Statement For the Month Ended September 30 Administrative expenses Variable expenses: 0 0 Fixed expenses: 0 $ 0