Profitability Analysis Kolby Enterprises reports the following information on its income statement: L04 Net sales . . $250,000 150,000 50,000 Administrative expenses . . $10,000 15,000 10,000 Cost of goods sold .. . . .. . . .. . . Other income .. . . .. . . .. . .. . . . Selling expenses . Other expense . Required Calculate Kolby 's gross profit percentage and return on sales ratio. Explain what each ratio tells us about Kolby 's performance. Kolby is planning to add a new product and expects net sales to be $45,000 and cost of goods to be $38,000. No other income or expenses are expected to change. How will this affect Kolby 's gross profit percentage and return on sales ratio

Areal estate agent is considering changing her cell phone plan. there are three plans to choose from, all of which involve a monthly service charge of $20. plan a has a cost of $.42 a minute for daytime calls and $.17 a minute for evening calls. plan b has a charge of $.52 a minute for daytime calls and $.15 a minute for evening calls. plan c has a flat rate of $80 with 275 minutes of calls allowed per month and a charge of $.38 per minute beyond that, day or evening.a. determine the total charge under each plan for this case: 150 minutes of day calls and 70 minutes of evening calls in a month. (do not round intermediate calculations. round your answer to 2 decimal places. omit the "$" sign in your response.)c. if the agent will use the service for daytime calls, over what range of call minutes will each plan be optimal? (round each answer to the nearest whole number.include the indifference point itself in each answer.)d. suppose that the agent expects both daytime and evening calls. at what point (i.e., percentage of total call minutes used for daytime calls) would she be indifferent between plans a and b?