Ask your own question, for FREE!
Mathematics 8 Online
OpenStudy (anonymous):

a worker in an assembly line takes 2hrs to produce 120 parts. at that rate how many parts can she produce in 9 hrs

OpenStudy (anonymous):

how you get that

OpenStudy (anonymous):

2hr = 120 9hr = x cross multiply

OpenStudy (anonymous):

ok thank you

OpenStudy (anonymous):

8 hours is 2*4. This means that you multiply 120 by 4. Then in one hour she makes 60. Add them together.

OpenStudy (anonymous):

ok i get it

OpenStudy (anonymous):

So I think it is 540

OpenStudy (anonymous):

thats what i came up with

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!