1986 AJHSME Problems/Problem 19
Revision as of 20:00, 21 January 2009 by 5849206328x (talk | contribs) (New page: ==Problem== At the beginning of a trip, the mileage odometer read <math>56,200</math> miles. The driver filled the gas tank with <math>6</math> gallons of gasoline. During the trip, the...)
Problem
At the beginning of a trip, the mileage odometer read 
miles. The driver filled the gas tank with 
gallons of gasoline. During the trip, the driver filled his tank again with 
gallons of gasoline when the odometer read 
. At the end of the trip, the driver filled his tank again with 
gallons of gasoline. The odometer read 
. To the nearest tenth, what was the car's average miles-per-gallon for the entire trip?
Solution
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