Ask your own question, for FREE!
Mathematics 21 Online
OpenStudy (anonymous):

a new photocopier can make 72 copies in 2 minutes. when an older photocopier is still operational,the two photocopiers together can make 72 copies in 1.2 minutes. how long would it take the older photocopier to make 72 copies working alone?

OpenStudy (anonymous):

someone please help me

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!