Consider the graph.

Store Clerk
Earnings (dollars)

Hours Worked

What is the hourly wage of the store clerk?
Responses
A $30 per hour$30 per hour
B $20 per hour$20 per hour
C $7.50 per hour$7.50 per hour
D $5.25 per hour$5.25 per hour

The correct answer is C. $7.50 per hour.