Cruse Cleaning offers residential and small office cleaning services. An average cleaning service has the following price and costs. Sales price Variable costs Fixed costs $ 137.00 per service 99.00 per service 173,888 per year Cruse Cleaning is subject to an income tax rate of 22 percent. Required: a. How many cleaning services must Cruse Cleaning sell in a year to break even? b. How many cleaning services must Cruse Cleaning sell in a year to earn an annual operating profit of $47,424 after taxes? a. Required sales in a year to break even: b. Required sales in a year to earn an annual operating profit of $47,424 after taxes: cleaning services cleaning services