Soo Office Equipment manufactures and sells metal shelving. It began operations on January 1, 2019. (Click the icon to view the costs incurred during 2019.) (Click the icon to view the inventory data.) Requirement 1. Calculate direct materials inventory, total cost, December 31, 2019. Determine the formula to calculate the total cost of direct materials inventory at December 31, 2019. xEndingdirectmaterialsinkilograms=Endingdirectmaterialstotalcost The total cost of ending direct materials inventory is $1610. Requirement 2. Calculate finished goods inventory, total units, December 31, 2019. Before we calculate the units for ending finished goods, we will first calculate the total cost of goods manufactured. (Only complete the necessary answer boxes.)