Hell CAR-98440 company purchases battery powered bikes from a manufacturer for $1,490 per unit and then sells them to its customers for $3,000 each. The company's monthly selling and administrative costs are the following: Costs Selling: Advertising Sales salaries and commissions Delivery of bikes to customers Utilities Depreciation of sales facilities Administrative: Executive salaries Insurance Clerical Depreciation of office equipment Cost Formula $ 951 per month $ 4,825 per month, plus 48 of sales $ 58 per unit sold $ 670 per month $ 4,925 per month $ 13,416 per month $ 707 per month $ 2,502 per month, plus $42 per unit sold $ 885 per month Last month CAR-98440 sold 56 units. How much was the company's total contribution margin for the month? O $95,760 O$ 84,560 O$ 83,440 O$ 72,240