Chapter 9, Lessons 5 and 6 Review

A demand function for step stools manufactured by Louisville Ladder is q = -500p + 19,500. What is the revenue if the price per step stool is $16?

• $207,000

• $184,000

• $11,500

• $19,500

Maria used a graphing calculator to graph an expense and a revenue function for her family’s business. The graph looked like the one below. What are the approximate break even points?

• 8 and 52

• 15 and 47

• 120,000 and 52

• 75,000 and 38,000

Examine the graph. At what price is the maximum profit?

• $48

• $27,000

• $24

• $62,000

A stoneware company that makes bowls has an expense equation of E = 5.27q. How many bowls can they make with expenses of $5,034.35? Round to the nearest whole number.

• 955.3

• 955.28

• 956

• 955

Hanes has determined that its expense and revenue function are as follows. At which price point can the company expect to breakeven?

E = -1,040p + 91,250 and R = -260p² + 15,600p - 108,160.

• $48

• $88

• $64

• $32

In the revenue equation R = -400p² + 32,000p, what is the maximum revenue that can be expected?

• $400

• $32,000

• $640,000

• $1,280,000

AVS Industries has determined that the combined fixed and variable expenses for the
production and sale of 800,000 items are $24,000,000. What is the price at the breakeven point
for this item?

• $8

• $24

• $30

• $32

The expense equation for the production of a certain audio player is E = 1,250q + 700,000, where
q is the quantity demanded. At a particular price, the breakeven revenue is $3,800,000. What is
the quantity demanded at the breakeven point?

• 1,250

• 700

• 3,800

• 2,480

The _______ point of a parabola is the highest point on the curve.

• Minimum

• Maximum

• Axis of Symmetry

• Zeros

The x-values of the intersection points of the graph of any function with the x-axis.

• Minimum

• Parabola

• Roots

• Zeros