10. A. Heavenly Books has the tollowing transactions in August related to merchandise inventory. (1.) (Clek the icon to viow the transactions.) Read the egpuitements a., b, and c. Determine the cost of goods sold and ending merchandise imventory uting the (a) FiFO inventory costing method, (b) LiFO imventory costing method, and (c) weighted-average inventory costing method assuming Heavenly Books uses the periodic inventory system. (Found weighted average cout per unit to the nearest cent and al ocher anvounts to ihe nearent dothir) More info Requirements a. Determine the cost of goods sold and ending merchand ine inventery using the FiFO inventory costing method assuming Hawerly Books uses the periodic inventory system b. Detemine the cost of goods sold and ending merchandse inventery iasing the L.IFO imventory costing method astuming Heaverly Elocha uses the periode itweritory system c. Dotermine the cost of goods sold and ending morchandise imventory using the weighted-average imventcey costing mothod assuming Hearerly Books uses the periodic irventory system