SOLUTION: Seven people can do 1/3 of a job in 45 days. How many additional people must be hired to complete the remaining 2/3 of the job in 42 days? (Assume everyone works at the same rate.)

Question 824823: Seven people can do 1/3 of a job in 45 days. How many additional people must be hired to complete the remaining 2/3 of the job in 42 days? (Assume everyone works at the same rate.)
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
7 people can do 1/3 of a job in 45 days.
-----------------------------------
It will take 14 people to do 2/3 of a job in 45 days
-------------------------------------------
1 person does 2/3 of a job in days
----------------------------------------------
people do 2/3 of a job in days
--------------
There are already 7 people working, so
more people are needed

RELATED QUESTIONS
1.'A' works twice as fast as 'B'. If both of them together take 6 days to complete the... (answered by josmiceli,vvnrichards)

It took 6 people to paint several offices in 5 days. How many more people need to be... (answered by josgarithmetic,greenestamps,ikleyn,jayesh.nandhu)

5 men are hired to complete a certain job. if an additional men is hired, the job can be... (answered by ikleyn)

16 people finishes 2/3 of the job in 7 days, how many people can finish remaining job in... (answered by lwsshak3)

It took two people to complete carpeting in 10 days. How many more carpenters need to be... (answered by ikleyn)

Five workers have been hired to complete a job. If one additional worker is hired, they... (answered by Edwin McCravy,math_tutor2020,josgarithmetic,ikleyn)

Five workers have been hired to complete a job. If one additional worker is hired, they... (answered by ikleyn,math_tutor2020)

28 men can complete a piece of work in 21 days. How many more men must be hired to... (answered by josgarithmetic)

A construction firm was hired to repaint a very large bridge. Written into the contract (answered by phxladyphx@yahoo.com)