Question

A company has 5 executives, 15 supervisors, and 80 production workers. The salary ranges are $100,000-$140,000 for the executives, $60,000-$90,000 for the supervisors, and $30,000-$50,000 for the production workers. The mean of all the salaries is 49,500, and the median is $42,000. Each supervisor gets a $5000 raise and no one else gets a raise. What are the new mean and median?