The following information is available for a company's cost of sales over the last five months. Cost of sales Units sold 460 Month January February March April 860 $33,400 $40,000 $52,000 $ 64,000 1,900 2,700 Using the high-low method, the estimated variable cost of sales per unit sold is: $23.70. $72.61. $30.82. $13.66. $2737. Ratchet Manufacturing's August sales budget calls for sales of 6,000 units. Each month's unit sales are expected to grow by 5%. The product selling price is $30 per unit. The expected total sales dollars for September's sales budget are: Multiple Choice $189000 S100.000 Cameroon Corp. manufactures and sells electric staplers for $16.70 each. If 10,000 units were sold in December, and management forecasts 3% growth in sales each month, the dollar amount of electric stapler sales budgeted for February should be: Multiple Choice $187960 $172,010