Machine M and Machine N working alone at their constant rates, non stop, produced 6000 and 8000 nails respectively. Did

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Machine M and Machine N working alone at their constant rates, non stop, produced 6000 and 8000 nails respectively. Did machine M work longer than machine N?

(1) Machine N produces 2000 more nails than machine M in one hour when each machine work at its constant rate

(2) Machine N produces twice as much as machine M in one hour when each machine work at its constant rate


OA B

Source: GMAT Prep