document.write( "Question 767776: Town A and B are 400 miles apart. If a train leaves A in the direction of B at 50 miles per hour, how long will it take before that train meets another train, going from B to A, at the spped of 30 miles per hour?\r
\n" );
document.write( "\n" );
document.write( "A) 4 hours
\n" );
document.write( "B) 4 1/3 hours
\n" );
document.write( "C) 5 hours
\n" );
document.write( "D) 5 2/3 hours
\n" );
document.write( "E) 6 2/3 hours \n" );
document.write( "
Algebra.Com's Answer #467847 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Town A and B are 400 miles apart. If a train leaves A in the direction of B at 50 miles per hour, how long will it take before that train meets another train, going from B to A, at the spped of 30 miles per hour? \n" ); document.write( "------------ \n" ); document.write( "When going in opposite directions, the speeds are added. \n" ); document.write( "--- \n" ); document.write( "d = r*t \n" ); document.write( "t = d/r \n" ); document.write( " \n" ); document.write( " |