document.write( "Question 1189987: a car left point A at 9:00 am arrived at point B at 9:24 the distance from point A to point B is 20 km. what is the average speed in km per hour \n" ); document.write( "

Algebra.Com's Answer #821513 by ikleyn(52797) $\"\"$ $\"About$

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\n" ); document.write( "a car left point A at 9:00 am arrived at point B at 9:24
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document.write( "To find the average speed, you should divide the travel distance by the travel time,\r\n" );
document.write( "in consistent units.\r\n" );
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document.write( "The travel distance is 20 km (given).\r\n" );
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document.write( "The travel time is 24 minutes, or   =  of an hour.\r\n" );
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document.write( "THEREFORE, the average speed is\r\n" );
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document.write( "     =  = 10*5 = 50 kilometers per hour.    ANSWER\r\n" );
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