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Gmat_mission
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Your Answer
A
B
C
D
E
Global Stats
Machine \(A\) currently takes \(x\) hours to complete a certain job. Machine \(B\) currently takes \(y\) hours to complete the same job. If \(x=4y,\) by what percent will \(x\) have to decrease so that \(A\) and \(B\) together can complete the job in \(\dfrac{3y}8\) hours?
A. \(15\%\)
B. \(25\%\)
C. \(30\%\)
D. \(62,5\%\)
E. \(85\%\)
Answer: E
Source: Manhattan GMAT
A. \(15\%\)
B. \(25\%\)
C. \(30\%\)
D. \(62,5\%\)
E. \(85\%\)
Answer: E
Source: Manhattan GMAT
