The Pictograph in the Following Figure Gives Typical Hourly Rates

Multiple Choice

The pictograph in the following figure gives typical hourly rates for these health care providers. Use the graph and find the ratio of the hourly rate for a Certified Dental Assistant to the hourly rate for a Certified Nurse Assistant.

A) 7 to 5
B) 6 to 5
C) 7 to 9
D) 5 to 6
E) 5 to 3