document.write( "Question 432862: could you explain how to do these like one train leaves at 8 am at 30 mph and another at 9 am at 40mph when will they meet or pass each other? \n" ); document.write( "
Algebra.Com's Answer #300062 by mananth(16949)\"\" \"About 
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Train A 30 mph
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\n" ); document.write( "Train A passes station at 08:00
\n" ); document.write( "Train B passes station at 09:00
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\n" ); document.write( "Difference in time=01:00
\n" ); document.write( "Train Awill have covered 30 miles before Train B starts
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\n" ); document.write( "catch up distance= 30 miles
\n" ); document.write( "catch up speed = 40 -30 mph
\n" ); document.write( "catch up speed = 10 mph
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\n" ); document.write( "Catchup time = catchup distance/catch up speed
\n" ); document.write( "catch up time= 30 / 10
\n" ); document.write( "catch up time= 3 hours
\n" ); document.write( "catch up time= 180 minutes
\n" ); document.write( "It will catch up at 12:00:00 Noon
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