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Answer : 4 8 hrs 15 min Explanation : Answer: D) 8 hrs 15 min Explanation: A can write in 1hour = 32/6 pagesSimilarly, B in 1 hour = 40/5 pagesTogether (A B) in 1 hour = 32/6 40/5 = 40/3So, A B write 40/3 pages in 1 hourA B write 110 pages in (3/40) x 110 Hours = 8 hours 15 min.

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