document.write( "Question 159352: A plane crashes 330 miles from shore. The survivors climb in a raft and drift toward shore at 4 mph. A coast guard ship was sent to find them at the same moment they began to drift. The ship travels at 80 mph.
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document.write( "a) How long until the ship meets the raft?
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document.write( "b) How far from the shore are they? \n" );
document.write( "
Algebra.Com's Answer #117478 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! A plane crashes 330 miles from shore. The survivors climb in a raft and drift toward shore at 4 mph. A coast guard ship was sent to find them at the same moment they began to drift. The ship travels at 80 mph. \n" ); document.write( "a) How long until the ship meets the raft? \n" ); document.write( "b) How far from the shore are they? \n" ); document.write( "--------------------- \n" ); document.write( "a) The combined speed is 4 mph + 80 mph = 84 mph \n" ); document.write( "330/84 = 55/14 hours = 3 hours & 55.7 mins \n" ); document.write( "------------- \n" ); document.write( "b) The boat travels 80 mph for 55/14 hours \n" ); document.write( "Distance = 80*55/14 miles \n" ); document.write( "= 314.29 miles \n" ); document.write( "BTW, that's a damn fast boat. \n" ); document.write( " |