Razor Corporation Produces and Sells a Single Product at $40

Razor Corporation produces and sells a single product at $40 per unit. During 2019, the company produced 200,000 units, 160,000 of which were sold during the year. All ending inventory was in finished goods inventory; there was no inventory on hand at the beginning of the year. The following data relate to the company's production process:
$$\begin{array} { l c } \text { Direct materials } & \$ 550,000 \\\text { Direct labor } & 400,000 \\\text { Variable Manufacturing overhead } & 100,000 \\\text { Fixed manufacturing overhead } & 300,000 \\\text { Variable marketing and administrative } & 160,000 \\\text { Fixed marketing and administrative } & 110,000\end{array}$$
Required:
Calculate the following.
(a) The unit cost of ending inventory on the balance sheet prepared for stockholders.
(b) The unit cost of ending inventory on a variable costing balance sheet.
(c) The operating income using absorption costing.
(d) The operating income using variable costing.
(e) The ending inventory using absorption costing.
(f) The ending inventory using variable costing.
(g) A reconciliation of the difference in operating income between absorption costing and variable costing using the shortcut method.