Latest exam Aptitude Question SOLUTION: Mark can overhaul an engine in 20 hours and Phil can do the same job by himself in 30 hours. If they both work together for a time and then Mark finishes the job by himslef in 5

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(#M40057077) EXAM Numerical Ability question Keep an EYE

Mark can overhaul an engine in 20 hours and Phil can do the same job by himself in 30 hours. If they both work together for a time and then Mark finishes the job by himslef in 5 hours. How long did they work together?

Asked In exam (10 years ago)

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