document.write( "Question 68955: Please help me with Motion Problems-
\n" ); document.write( "A train starts from Grand City and travels toward Belleville 388 miles away. At the same time, a train starts from Belleville and runs at the rate of 47 miles per hour toward Grand City. They pass each other 4 hours later. Find the rate of the train from Grand City.
\n" ); document.write( "I don't know how to solve it exactly. Thank you for your time.
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Algebra.Com's Answer #49110 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"d+=+r%2At\"
\n" ); document.write( "The train from Belleville has travelled a distance of
\n" ); document.write( "\"d%5B1%5D+=+47%2A4\"
\n" ); document.write( "\"d%5B1%5D+=+188\" mi
\n" ); document.write( "That means the other train has travelled \"388+-+188+=+200\"mi in 4 hrs
\n" ); document.write( "\"d%5B2%5D+=+200\"mi
\n" ); document.write( "\"200+=+r%5B2%5D%2A4\"
\n" ); document.write( "\"r%5B2%5D+=+200%2F4\"
\n" ); document.write( "\"r%5B2%5D+=+50\" mi/hr answer
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