1

Charles Mccoy is a manager at a coffee shop and is making hiring decisions. With one worker, he can make 15 drinks that sell for $3 on average in a single hour. With a second worker, he can make an additional 12 drinks in a single hour. The marginal benefit of each additional worker decreases by three drinks with each additional hire. Assuming that workers are paid $12 per hour and work eight hours, how many employees should Charles hire for each hour? O Three O Four O Five O Six