SOLUTION: If takes 7builders 20days how many builders to build in 14days?

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Question 965087: If takes 7builders 20days how many builders to build in 14days?
Answer by josgarithmetic(39799)   (Show Source): You can put this solution on YOUR website!
Reference to 1 whole job assumed.

RT=J for rate time job.

Let r be rate of work for 1 builder.
Let n be number of builders to work the 1 job in 14 days.


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