Periodic Inwentory by Three Methods Dymac Appliances uses the periodic inventory system. Details regarding the inventory of appliances at January 1, purchases invoices during the next 12 months, and the inventory count at December 31 are summarized as follows: Purchases Invoices Inventory January 1 Model Ist 2nd 3rd Inventory Count, December 31 A10 $ 34 4 at $ 37 4 at 5 $60 815 Bat 7 $ 95 4 at 92 99 86 E60 3 at 73 3 at 5 15 at 63 66 9 at 08 683 7 at 9 244 6 at 252 5 at 262 10 at 261 334 12 at 50 10 at 52 16 at 13 59 16 at 60 M90 2 at 116 2 at 118 3 at 136 3 at 138 070 5 at 160 4 at 170 4 at 15 yat 180 If the inventory of a particular model comprises one entire purchase plus a portion of another purchase acquired at a different unit cost, use a separate line for each purchase. If units are in inventory at two different costs, enter the units PURCHASED MOST RECENTLY first. Dynac Appliances Cost of the inventory FIFO Method December 31 Model Quantity Unit Cost Total ans A10 A10 B15 7 B15 7 E60 5 G83 9 134 13 M90 5 M90 090 8 070 Total LOSEO inventory to Method December 11 Model Quantity Unit Cost Total Cast A10 A10 B15 E60 E60 G83 G83 334 134 M90 MOO M90 070 070 Total 20 070 Total 3. Determine the cost of the inventory on December 31 by the weighted average cost method. Dynac Aliano Cost of the Inventory Weighted Average Method Decunibera Model Quantity Unit Cost Total Cost A10 315 E60 683 334 M90 070 Total 4. would be preferred for income tax purposes in periods of sing prices