document.write( "Question 1075879: Jane can complete a sales route by herself in 45 minutes. Working with an assistant she can complete a sales route in 40 minutes. How long would it take her assistant to do it alone? \n" ); document.write( "
Algebra.Com's Answer #690539 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! Let n be the amount of time it takes for the assistant working alone. Then: \n" ); document.write( "1/45+1/n=1/40 \n" ); document.write( "8n+360=9n \n" ); document.write( "n=360 \n" ); document.write( "It would take the assistant 360 minutes, or 6 hours, to do the route alone. ☺☺☺☺ \n" ); document.write( " |