McCaffy Company uses a periodic inventory system. It sold 1,000 units of Product H. Its beginning inventory and purchases during the month were as follows: April 1 Beginning inventory 200 units @ $1 5 Purchases 200 units @ $2 10 Purchases 200 units @ $3 15 Purchases 200 units @ $4 20 Purchases 200 units @ $5 25 Purchases 200 units @ $6 Compute the cost of the ending inventory under each of three methods: (a) average-cost, (b) LIFO, and (c) FIFO.