document.write( "Question 1110392: Two trains travel at speeds of 72km/h and 48km/h respectively. If they start at the same time and travel towards each other from two places 600km apart, how long will it be before they meet? \n" ); document.write( "

Algebra.Com's Answer #725374 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "They will meet when they travel  this initial distance of 600 kilometers between them:\r\n" );
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document.write( "72*t + 48*t = 600,\r\n" );
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document.write( "(72+48)*t = 600,\r\n" );
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document.write( "t =  = 5 hours.\r\n" );
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\n" ); document.write( "See introductory lessons on Travel and Distance problems\r
\n" ); document.write( "\n" ); document.write( "    - Travel and Distance problems \r
\n" ); document.write( "\n" ); document.write( "    - Travel and Distance problems for two bodies moving in opposite directions \r
\n" ); document.write( "\n" ); document.write( "    - Travel and Distance problems for two bodies moving in the same direction (catching up)\r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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\n" ); document.write( "\n" ); document.write( "They are written specially for you.\r
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\n" ); document.write( "\n" ); document.write( "You will find the solutions of many similar problems there.\r
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\n" ); document.write( "\n" ); document.write( "Read them and learn once for all from these lessons on how to solve simple Travel and Distance problems.\r
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\n" ); document.write( "\n" ); document.write( "Become an expert in this area.\r
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