Accounts payable $18,500

Accounts receivable 8,000

Accumulated depreciation-equipment 4,800

Bonds payable 18,000

Cash 24,000

Common stock 25,000

Cost of goods sold 27,000

Depreciation expense 4,800

Dividends 5,300

Equipment 44,000

Interest expense 2,500

Patents 7,500

Retained earnings, January 1 16,000

Salaries and wages expense 5,200

Sales revenue 50,500

Supplies 4,500

Determine the profitability ratio that tells us for every dollars of sales revenue how much operating profit the firm has generated.And solve for the ratio.