### Home > PC3 > Chapter 6 > Lesson 6.1.3 > Problem 6-60

6-60.

A sales department currently has

Let number of additional salespeople hired.

Write an expression for the total number of salespeople.

Write an expression for the average monthly sales per salesperson if additional salespeople are hired.

The product of the expressions from Step 1 and Step 2 is the revenue.

This expression should be a quadratic expression that has a maximum value.

What is the maximum value? (Hint: Use a graph.)