road ranger corporation began operations early in the year, building luxury motor homes. During the year, the company started and completed 50 motor homes at a cost of $60,000 per unit. of these, 48 were sold for $95,000 each and two remain in finished goods inventory. In addition, the company had six partially completed units in its factory at year end. Total cost for the year (summarized alphabetically) were as follows: Direct materials used $ 750,000 Direct Labor $ 900,000 income tax expense $ 100,000 general and administrative expenses $ 500,000 Manufacturing overhead $ 1,800,000 Selling expenses $ 500,000 instruction compute the following for the current year. a. Total manufacturing costs charged to work in progress during the period