Discuss Forum
1. If the ratio of speed of doing work of the persons is 1 : 3 : 5 , what is the ratio of this taken by these people to do the same amount of work ?
- A. 15 : 5 : 3
- B. 15 : 5 : 3
- C. 15 : 5 : 3
- D. 15 : 5 : 3
Answer: Option A
Explanation:
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