document.write( "Question 586059: Together Leonard and Donte can do a job in 4 hours and 16 minutes. If it takes Leonard 8 hours to do the job alone how long would it take Donte to do the job alone ? \n" ); document.write( "
Algebra.Com's Answer #373655 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Together Leonard and Donte can do a job in 4 hours and 16 minutes. \n" ); document.write( " If it takes Leonard 8 hours to do the job alone how long would it take Donte to do the job alone ? \n" ); document.write( ": \n" ); document.write( "Let d = time required by D to do the job alone \n" ); document.write( "Let the completed job = 1 \n" ); document.write( ": \n" ); document.write( "Do the problem in minutes \n" ); document.write( "4 hr 16 min = 256 min \n" ); document.write( "8 hrs = 480 min \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( "multiply by 480d \n" ); document.write( "480d* \n" ); document.write( "Cancel the denominators \n" ); document.write( "256d + 480(256) = 480d \n" ); document.write( "122880 = 480d - 256d \n" ); document.write( "122880 = 224d \n" ); document.write( "d = \n" ); document.write( "d = 548.57 minutes converts to 9 hrs 8.57 min\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |