document.write( "Question 98334: Mr. Castro walked from his house to the park at 2 kph and return by trisikle at 8 kph his return journey takes 2 and a half hour less than his outward journey. Find the number of hours he spent on the road? \n" ); document.write( "
Algebra.Com's Answer #71494 by Nate(3500)![]() ![]() ![]() You can put this solution on YOUR website! Outside of town: \n" ); document.write( "rate = 2 \n" ); document.write( "time = t \n" ); document.write( "distance = 2t \n" ); document.write( "Into town: \n" ); document.write( "rate = 8 \n" ); document.write( "time = t - 2.5 \n" ); document.write( "distance = 8t - 20 \n" ); document.write( "The distances were equal ... \n" ); document.write( "2t = 8t - 20 \n" ); document.write( "20 = 6t \n" ); document.write( "10/3 = t \n" ); document.write( "t - 2.5 = 5/6 \n" ); document.write( "TOTAL TIME = 10/3 + 5/6 = 20/6 + 5/6 = 25/6 \n" ); document.write( " |