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1.
X, Y and Z can do a piece of work in 6 hours. X and Y can do the same work in 8 hours and Z can the same work in 12 hours . In how many times will X and Z do the same work?
- A. 6 hours
- B. 6 hours
- C. 6 hours
- D. 6 hours
Answer: Option B
Explanation:
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