Ask your own question, for FREE!
Mathematics 7 Online
OpenStudy (anonymous):

Help! please / thanks :) James can tar a roof in 12 hours. Natalie can tar the same roof in 9 hours. If they worked together, how long would it take them?

OpenStudy (anonymous):

3 hours

OpenStudy (anonymous):

thanks!

OpenStudy (anonymous):

Your welcome

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!