document.write( "Question 550220: If a person travels at the speed of 40km/hr then he reaches 5min late and if the person travels at the speed of 50km/hr then he reaches 3min,find the distance and the time?
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Algebra.Com's Answer #358592 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! If a person travels at the speed of 40km/hr then he reaches 5min late and if the person travels at the speed of 50km/hr then he reaches 3min,find the distance and the time? \n" ); document.write( "------------------ \n" ); document.write( "d/40 = t + 5/60 \n" ); document.write( "d/50 = t - 3/60 \n" ); document.write( "------------- Subtract \n" ); document.write( "d/200 = 8/60 \n" ); document.write( "d = 1600/60 km \n" ); document.write( "d = 80/3 km \n" ); document.write( "------ \n" ); document.write( "t = (80/3)/40 - 5/60 = 2/3 - 1/12 \n" ); document.write( "t = 7/12 hr \n" ); document.write( "t = 35 minutes to be \"on time\" \n" ); document.write( " \n" ); document.write( " |