document.write( "Question 90819: PLEASE HELP!!!! STUDENT STUCK!!!\r
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document.write( "Ralph jogs from his home to the stadium at 10 km/h. His trip home takes exactly one hour less because he takes a car traveling at 60 km/h. How far is it from Ralph's home to the stadium?\r
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document.write( "I'm lost\r
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document.write( "Thank you so much \n" );
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Algebra.Com's Answer #66001 by malakumar_kos@yahoo.com(315)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( " Ralph jogs from his home to the stadium at 10 km/h. His trip home takes exactly one hour less because he takes a car traveling at 60 km/h. How far is it from Ralph's home to the stadium? \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " Let time taken by Ralph to jog from his house to stadium be = x hrs\r \n" ); document.write( "\n" ); document.write( " His speed is = 10km/hr\r \n" ); document.write( "\n" ); document.write( " Distance covered by Ralph in x hrs is = 10x kms\r \n" ); document.write( "\n" ); document.write( " Time taken by him to return by car with a speed of 60 km/hr is = x-1 hr\r \n" ); document.write( "\n" ); document.write( " Distance covered by car in (x-1) hr = 60(x-1)\r \n" ); document.write( "\n" ); document.write( " since onward and downward distance are same , 60(x-1) = 10x \n" ); document.write( " 60x - 60 = 10x \n" ); document.write( " 60x-10x = 60 \n" ); document.write( " 50x = 60 \n" ); document.write( " x = 60/50 = 6/5 \r \n" ); document.write( "\n" ); document.write( " distance between Ralph's house and stadium is 10*6/5 = 10.6/5 \n" ); document.write( " = 2*6 = 12 kms \n" ); document.write( " |