document.write( "Question 880474: i travel 90km to and from work and i have a 15.4 gallon fuel tank how many days can i go without filling up?. vehicle can go 22 mpg city and 30 mpg highway \n" ); document.write( "
Algebra.Com's Answer #531466 by ewatrrr(24785)\"\" \"About 
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Need how many city and Hwy miles = 90mi
\n" ); document.write( "For ex:
\n" ); document.write( "22/22mpg + 68/30mpg = 1 + 2.3 = 3.3 gal used each way 0r 6.6 for the trip
\n" ); document.write( "15.4/6.6 = 2 trips
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