a and b please !

Breakeven comparisons-Algebraic Given the price and cost data shown in the accompanying table for each of the three firms, F, G, and H: (Click on the icon located on the top-right corner of the data table below in order to copy its contents into a spreadsheet.) Firm F G H Sale price per unit Variable operating cost per unit Fixed operating cost $14.46 7.13 45,000 $18.91 13.26 26,000 $27.51 12.06 91,000 a. What is the operating breakeven point in units for each firm? b. How would you rank these firms in terms of their risk? a. The operating breakeven point for company F is units. (Round to the nearest integer.)