The cost to park a car in a certain parking garage is $12.00 for up to 2 hours of parking and $1.75 for each hour in excess of 2 hours. What is the average (arithmetic mean) cost per hour to park a car in the parking garage for 9 hours?  Choose the correct choice from the following choices
A) $1.09 B) $2.69 C) $2.25 D) $2.37 E) $2.50
Total cost of parking for 9 hours = 12$ for the first 2 hours and then 1.75 for (9-2) hours = 12+7*1.75= 
<gadget id="calculator">12+7*1.75</gadget>
<output>24.25</output>
24.25   Thus the AVERAGE parking price= 24.25/9 = 2.69 $   $2.69 is the correct answer.
<result>B</result>
The cost to park a car in a certain parking garage is $12.00 for up to 2 hours of parking and $1.75 for each hour in excess of 2 hours. What is the average (arithmetic mean) cost per hour to park a car in the parking garage for 9 hours?