Dougal Co's projected sales in units for August and October are as follows: August - 8,400 October - 12.450 The company's budgeted purchases in dollars for the month of September is $343,500. Dougal's cost and selling price per unit of inventory is $18 and 31, respectively. Assuming the number of units in each month's ending inventory is equal to 60% of the next month's units of sales, what is Dougal's budgeted sales in units for September