document.write( "Question 850604: my question is a word problem that I can't solve which is this:
\n" );
document.write( "Jack usually mows his lawn in 7 hours.Marilyn can mow the same yard in 5 hours. How much time would it take for them to mow the lawn together?
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #512280 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 1/7*60+1/5*60=1/t \n" ); document.write( "t = 175 minutes \n" ); document.write( "180 minutes is three hours \n" ); document.write( "t=2 hours 55 minutes \n" ); document.write( " \n" ); document.write( " |