BC Company produces and sells a single product with a price of LE. 50 per unit. The follonving estimated atmual cust data have been prepared for the upper and lower levels of the firm's relevant monaw wr awiatson of Txequmed: a-Classify each individual element of cost according to its behavior pattern , (fixed, variable, or mixed), and explain why you made cach classification. b-Prepare the total cost function. - Calculate the break-even point both in units and les revenue (t-If all variable costs increase by 10%, what selling price must the company 'cliarge to cover this increase and still uainfain the same coutribution margin ratio. margin on sales ? (vefer to the original data). Prepare a contribution income statement at this level of sales and calculate the margin-of safety