SOLUTION: 10 person want to finish a project in 60 days , after 10 days the company told them that they must finish this project in 20 days less , how many workers they need to do that proje

Question 1143500: 10 person want to finish a project in 60 days , after 10 days the company told them that they must finish this project in 20 days less , how many workers they need to do that project ?

Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
r, rate of 1 worker
n, how many more workers
RT=J to relate amount of job J to rate R and time T

r cancels.
Solve for n.
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