document.write( "Question 816585: A train travels at a constant rate of 30 miles per hour. How long will it take the train to travel 100 miles?
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Algebra.Com's Answer #491594 by Alan3354(69443)\"\" \"About 
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A train travels at a constant rate of 30 miles per hour. How long will it take the train to travel 100 miles?
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\n" ); document.write( "d = r*t
\n" ); document.write( "t = d/r
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