document.write( "Question 1188075: Motorcycle A and B leave the same place and travelling in opposite directions. If motorcycle A is travelling at 25 kph and motorcycle B is travelling at 35 kph, in how many hours will they be 120 kilometers apart? \n" ); document.write( "

Algebra.Com's Answer #819135 by ikleyn(52781) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "// When you formulated/created your problem, you forgot to mention that they started simultaneously . . . \r
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\n" ); document.write( "\n" ); document.write( " 1. Short Physics solution\r
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document.write( "Their rate of separation is  25 + 35 = 60 km/h,\r\n" );
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document.write( "so the process will take   = 2 hours.\r\n" );
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\n" ); document.write( "\n" ); document.write( " 2. Long Algebra solution\r
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document.write( "Write the distance equation\r\n" );
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document.write( "    25t + 35t  = 120  kilometers\r\n" );
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document.write( "    (25 + 35)t = 120\r\n" );
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document.write( "        60t    = 120\r\n" );
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document.write( "          t    = 120/60 = 2 hours.    ANSWER\r\n" );
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\n" ); document.write( "\n" ); document.write( "Solved in two different ways for your better understanding.\r
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\n" ); document.write( "\n" ); document.write( "For simple Travel & Distance problems, see introductory lessons \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
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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 and 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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