help me please

Perpetual Inventory Using UFO Beginning inventory, purchases, and sales data for DVD players are as follows: November 1 Inventory 59 units at $100 10 Sale 41 units 15 Purchase 75 units at $105 20 Sale 41 units 24 Sale 12 units 30 Purchase 38 units at $110 The business maintains a perpetual inventory system, costing by the last-In, first-out method. Determine the cost of goods sold sold for each sale and the inventory balance after each sale, presenting the data in the form illustrated in Exhibit 4