I need help ASAP

2. (20 pts) A tool company sells a plain (price $50, variable cost $35) and a professional (price $100, variable cost $60) circular saw. It takes one machine-hour to produce a professional and 15 minutes to produce a regular saw. There are 40,000 machine-hours available and demand is more than they can produce. a) Compute contribution margins and contribution margin ratios for each saw. b dral machine hours are used,compute tfhe total coutriburton marzin for plain saw only and professional saws only. Which saw should be produced