can you answer these questions 4)Know how a sales return would effect the accounting equation. 5)understand, the implications of the receivables turnover ratio 6) know how to calculate the allowance for uncollectible accounts. Know to do with a non past due portion and a portion that is past due. 7)Know how to calculate inventory using fifo lifo 8)right down the definition for gross profits, and for the gross profit ratio 9) Know that good will is recorded when ever a company acquires another company goodwill is the amount you overpay 10)Know how to calculate straight line depriciation. Pay attention to this one. 11) Know how to calculate straight line depriciation double 12) Know how to calculate using lifo and fifo to find ending inventory and cost of goods sold. 13) Know that journal entries at the end of the year, whenever you are recording an adjustment on balance for uncollectable accounts