Assume P accounts for inventory perpetually P's balance in inventory at the beginning of the year is 397 units at $7 each During the year o P purchases 3176 units on account for $7 each o P sells 2465 units for $10 each At the end of the year a physical count of inventory indicates 1091 units remain a. The cost of beginning inventory is: b. The cost of inventory purchases is: C. The cost of goods sold expense from the sale is: d. The cost of inventory shrinkage is: e. The cost of ending inventory is: f. During the year sales revenue is