SOLUTION: Elizabeth can collate a set of reports in 6 h. If I help I help her it takes 4 h. How long will it take me to do the job if I work alone?

Question 938996: Elizabeth can collate a set of reports in 6 h. If I help I help her it takes 4 h. How long will it take me to do the job if I work alone?
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Your two rates together are added. The unit for rate is SET per HOURS.

Your rate, sets per hour, or more like set per hours

Simplify using multiplication of left and right by 12x which is lowest common denominator.

x=12
RELATED QUESTIONS
Hi there, I am confronted with the following question: "A job takes 4 hrs for two... (answered by Earlsdon)

it takes a teacher 45 minutes to grade a set of quizzes and takes her aide twice as long... (answered by Alan3354)

Question 1. One printing machine works twice as fast as another. When both machines are... (answered by scott8148)

How would I find the answer to these 2 problems: If Tom can do a job in 2 days, Mike... (answered by ankor@dixie-net.com)

6. Lysa takes 8 hours to do a job that her sister can do in 7 hours. If Lysa works 1 hour (answered by ankor@dixie-net.com)

i am really stuck on this problem can anybody help me, thanks! One computer can process a (answered by Alan3354)

Please! help me on how do i set up this problem to answer it. Sylvia can complete a... (answered by nerdybill)

I am stuck with word problems. Can you help? Sam can unload a truck of furniture in 6 (answered by Alan3354)

Im having trouble with some word problems i have many for my homework i understand the... (answered by stanbon,lwsshak3)