document.write( "Question 204148: A train leaves station M and travels west at 35km/hr. One hour later, a faster train leaves station M and also travels west on a parallel track at 40km/hr. How far from station M will the faster train catch the slower one? \n" ); document.write( "
Algebra.Com's Answer #154102 by gohar.i.nayab(1)\"\" \"About 
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Answer 204148 from Length and distance\r
\n" ); document.write( "\n" ); document.write( "Speed is defined as Distance per unit Time i.e S = D / T\r
\n" ); document.write( "\n" ); document.write( "thereore D = S X T\r
\n" ); document.write( "\n" ); document.write( "The differnce between the speed of the two trains is 40 - 35 = 5 km/h
\n" ); document.write( "The time difference is 1 hr\r
\n" ); document.write( "\n" ); document.write( "thus, S= 5 km/h and T = 1 hr\r
\n" ); document.write( "\n" ); document.write( "D = S X T\r
\n" ); document.write( "\n" ); document.write( "D = 5 X 1\r
\n" ); document.write( "\n" ); document.write( "D = 5 km \r
\n" ); document.write( "\n" ); document.write( "Therefore the faster train will catch the slower train in 5 km.
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