document.write( "Question 200645: Jack mows the grass in 7hrs. Jill can mow the same grass in 6 hrs. How long will it take if they mow it together? \n" ); document.write( "
Algebra.Com's Answer #150903 by checkley77(12844) ![]() You can put this solution on YOUR website! 7*6/(7+6)=42/13=3.23 hours working together. \n" ); document.write( " |