document.write( "Question 71569: Solve the following word problem. Be sure to show the equation you use for the solution and your work.\r
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document.write( "Science and medicine. Martina leaves home at 9 A.M., bicycling at a rate of 24 mi/h. Two hours later, John leaves, driving at the rate of 48 mi/h. At what time will John catch up with Martina?
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Algebra.Com's Answer #51192 by galactus(183)![]() ![]() You can put this solution on YOUR website! Use the formula d=rt.\r \n" ); document.write( "\n" ); document.write( "John will catch Martina when their distances are the same.\r \n" ); document.write( "\n" ); document.write( "Distance Martina travels is 24t\r \n" ); document.write( "\n" ); document.write( "John's distance is 48(t-2), because he travelled 2 hours less but at a greater rate.\r \n" ); document.write( "\n" ); document.write( "Distance are equal. \r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( "In 4 hours, from Martina's starting time, John will catch her.\r \n" ); document.write( "\n" ); document.write( "Therefore, 9 AM + 4 hours = 1 PM \n" ); document.write( " |