document.write( "Question 947873: two trains travel at speeds of 72 km/h and 48 km/h respectively. if they start at the same time and travel towards each other from two places 600 km apart, how long will it be before they meet \n" ); document.write( "
Algebra.Com's Answer #578466 by lwsshak3(11628)\"\" \"About 
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two trains travel at speeds of 72 km/h and 48 km/h respectively. if they start at the same time and travel towards each other from two places 600 km apart, how long will it be before they meet
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\n" ); document.write( "72+48=120 km/h=speed at which the two trains are moving toward each other
\n" ); document.write( "travel time=distance/speed=600/120=5
\n" ); document.write( "how long will it be before the two trains meet? 5 hrs
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