Answer the following questions based on the accompanying diagram:

The horizontal axis labeled quantity, ranges from 0 to 7 in increments of 1. The vertical axis labeled price in dollars, ranges from 0 to 20 in increments of 2. A line labeled D enters the quadrant through the point (0, 14) goes down to the right and exits the bottom right of the quadrant through the point (0, 7).

Instructions: All dollar responses should be entered as whole numbers. Include a minus () sign for all negative answers.

a. How much would the firms revenue change if it lowered price from $12 to $10? Is demand elastic or inelastic in this range?

Revenue change: $

Demand is (Click to select) elastic inelastic unitary elastic in this range.

b. How much would the firms revenue change if it lowered price from $4 to $2? Is demand elastic or inelastic in this range?

Revenue change: $

Demand is (Click to select) unitary elastic inelastic elastic in this range.

c. What price maximizes the firms total revenues? What is the elasticity of demand at this point on the demand curve?

Price that maximizes total revenues: $

Demand is (Click to select) elastic unitary elastic inelastic at this point.

20 18 16 14 12 10 8 6 4 2 D D 0 1 N 2 5 6 7 3 4 Quantity