Task: Question Answering
Input (English): Problem: a car averages 30 miles per hour for the first 6 hours of a trip and averages 46 miles per hour for each additional hour of travel time . if the average speed for the entire trip is 34 miles per hour , how many hours long is the trip ? 
Options: a ) 8 , b ) 10 , c ) 12 , d ) 14 , e ) 16
Output (English): a