During the year, RIT Corp. had sales of $565,600. Costs of goods sold, administrative and selling expenses, and depreciation expenses were $476,000, $58,800, and $42,800, respectively. In addition, the company had an interest expense of $112,000 and a tax rate of 22 percent. What is the operating cash flow for the year? Ignore any tax loss carry-back or carry-forward provisions. $17,920 $21,840 $30,800 $52,600 $77,840