Waterways has a sales mix of sprinklers, valves, and controllers as follows. Annual expected sales: Sale of sprinders Sale of valves Sale of controllers 390,096 units at $27.00 1.430,352 units at $11.00 37,152 units at $43.00 Variable manufacturing cost per unit: Spriniers Valves Controllers Fived manufacturing overhead cost (total) $14.00 $9.00 $30.00 $822,000 Variable selling and administrative expenses per unit: Spriniers $1.00 Valves $1.00 Controllers $2.00 Find selling and administrative expenses total) $1,754,974 Determine the sales mix based on unit sales for each product Sprinklers Valves Controllers Sales mix e Textbook and Media Using the annual expected sales for these products, determine the weighted average unit contribution margin for these three products. (Round answer to two decimal places, eg 5.25.) Weighted-Average Unit Contribution Margin $ e Textbook and Media Assuming the sales mix remains the same, what is the break-even point in units for these products? Round answer to decimal places, eg. 2520) Break-even Point in Units units