how to solve it

Take me to the text Hairs to You provides special-occasion haircuts and generates average revenue of $76 per customer. The salon's fixed costs are $53,000 per year, which include rent, utilities and magazine subscriptions. Its variable costs are $19.00 per customer. Target operating profit for the year is $100,000. Do not enter dollar signs or commas in the input boxes. a) Calculate the revenues needed to obtain the target operating profit, Round the Contribution Margin ratio to 2 decimal places. Round all other answers to the nearest whole number. CM ratio: % Required CM: Revenue: b) How many haircuts have to be provided to earn an operating profit of $75,000 ? To break-even? Round up to the nearest whole unit. BEP Haircuts to yield $75,000 : c) Calculate the operating profit if 4,000 haircuts are provided. Round to the nearest whole number. Operating Profit