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Solve the Problem. -The Time It Takes to Complete a Certain Job Varies

Question 138

Multiple Choice

Solve the problem.
-The time it takes to complete a certain job varies inversely to the number of people working on that job. If it takes 36 hours for 7 carpenters to frame a house, then how long will it take 54 carpenters
To do the same job?


A) 40 hr
B) 10.5 hr
C) 4.7 hr
D) 54 hr

Correct Answer:

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