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QA - Placement Quizzes | Work and Wages | Question 13
Two friends A and B were hired to paint a room. A alone can paint the room in 10 days and is twice as efficient as B. Due to lack of resources, they decided to work alternatively with A starting first. Find the days it will take to paint the room.
(A)
13
(B)
15
(C)
16
(D)
18
Answer
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