document.write( "Question 1143585: A car travels for 3 hours at a speed of 55 miles per hour and then for the next 2 hours travels at a speed of 65 miles per hour. Find the average speed of the car for the entire journey. \n" ); document.write( "

Algebra.Com's Answer #764427 by ikleyn(52792) $\"\"$ $\"About$

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document.write( "The average speed for the entire journey is  .\r\n" );
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document.write( "Total distance = 3*55 + 2*65 = 295 miles.\r\n" );
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document.write( "Total time = 3 + 2 = 5 hours.\r\n" );
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document.write( "You are now in position to answer the question:\r\n" );
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document.write( "    the average speed for the entire journey is   = 59 miles per hour.\r\n" );
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document.write( "Or simply   = 59 mph,  if you want the solution in one line.\r\n" );
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