Q. Ravi, Rohan and Rajesh alone can complete a work in 10, 12 and 15 days respectively. In how many days can the work be completed, if all three work together?
A) 5 days
B) 4 days
C) 8 days
D) 3 days
✔ Correct Answer: 4 days
Exam Insight
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A) 5 days
B) 4 days
C) 8 days
D) 3 days
✔ Correct Answer: 4 days
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