document.write( "Question 586309: How many miles per hour does a car travel if it makes a 40 mile trip in 30 minutes? \n" ); document.write( "
Algebra.Com's Answer #373693 by Alan3354(69443)\"\" \"About 
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How many miles per hour does a car travel if it makes a 40 mile trip in 30 minutes?
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\n" ); document.write( "d = r*t
\n" ); document.write( "t = 30 mins = 0.5 hours
\n" ); document.write( "r = d/t
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