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Answers
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Difficulty—
Machine A takes 10 hours to complete a certain job and starts that job at 9AM. After one hour of working alone, machine A is joined by machine B and together they complete the job at 5PM. How long would it have taken machine B to complete the job if it had worked alone for the entire job?
(A) 15 hours
(B) 18 hours
(C) 20 hours
(D) 24 hours
(E) 35 hours
OA E
Source: Veritas Prep
(A) 15 hours
(B) 18 hours
(C) 20 hours
(D) 24 hours
(E) 35 hours
OA E
Source: Veritas Prep
