document.write( "Question 435835: A car travels 150 miles in 12 gallons of gasoline. How many gallons of gasoline are needed to travel 500 miles? \n" ); document.write( "
Algebra.Com's Answer #301622 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi
\n" ); document.write( "Let x represent gallons of gasoline needed to travel 500 miles
\n" ); document.write( "Question Sets Up the Proportion***
\n" ); document.write( " \"12%2F150+=+x%2F500\" | Cross Multiplying
\n" ); document.write( " 150x = 12*500
\n" ); document.write( " x = 12*500/150
\n" ); document.write( " x = 40gal, gallons of gasoline needed to travel 500 miles \r
\n" ); document.write( "\n" ); document.write( "CHECKING our Answer***
\n" ); document.write( " 12/150 = 40/500 = 2/25 \n" ); document.write( "
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