Find the mean. Round to the nearest tenth when necessary.Lucinda and Kristen traveled to the West Coast during the summer. The number of miles they drove and the number of gallons of gas they used are recorded in the following chart. Find the average miles per gallon by dividing the total number of miles driven by the total number of gallons of gas used. 
A. 28.1 mi/gal
B. 22.9 mi/gal
C. 17.2 mi/gal
D. 30 mi/gal
Answer: B
Mathematics
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