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Question:
A and B together can complete a task in 20 days. B and C together can complete the same task in 30 days. A and C together can complete the same task in 40 days. What is the respective ratio of the number of days taken by A when completing the same task alone to the number of days taken by C when completing the same task alone ?
A and B together can complete a task in 20 days. B and C together can complete the same task in 30 days. A and C together can complete the same task in 40 days. What is the respective ratio of the number of days taken by A when completing the same task alone to the number of days taken by C when completing the same task alone ?
Updated On: Oct 4, 2024
- 2 : 5
- 2 : 7
- 3 : 7
- 1 : 5
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The Correct Option is D
Solution and Explanation
The correct option is (D) : 1 : 5.
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