Auditing Essay

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MAA705 Auditing T1 2013 Student:Chunwei Li -212008981 Qiao Zhang -211731543 Word count: 2207 Content Question 1..................................................................................................................................3 Question 2..................................................................................................................................5 Question 3..................................................................................................................................7 Reference..................................................................................................................................10 Question 1. Jia Chen has calculated profitability ratios using data extracted from his client’s pre-audit trial balance in 2012. Values for the same ratios for the preceding two years are based on audited figures. | |2012 |2011 |2010 | |Gross profit margin |0.45 |0.35 |0.40 | |Net profit margin |0.09 |0.15 |0.20 | 1.1 Make a list of possible explanations for the pattern observed in the gross profit and the net profit margins. This table shows that the different change about gross profit margin and net profit margin. The gross profit margin fluctuates from 2010 to 2012. At the same time, net profit margin increases from 0.09 to 0.20. Firstly we need to know how to calculate them. Gross profit = sales – cost of goods sold Gross profit margin = (sales – cost of goods sold) ÷ sales Net profit =

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