=+b. Comment on the significant changes.

Revenue and expense data for the current calendar year for Jaribo Communications Company and for the communications industry are as follows. The Jaribo Communications Company data are expressed in dollars. The communications industry averages are expressed in percentages Jaribo Communications Communications Industry Company Average Sales $1,265,000 101.0%

Sales returns and allowances 15,000 1.0 Cost of goods sold 450,000 41.0 Selling expenses 525,000 38.0 Administrative expenses 143,750 10.5 Other income 22,500 1.2 Other expense (interest) 18,750 1.7 Income tax expense 50,000 4.0 Financial Statement Analysis 333