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Help Distress (HD) is an NGO involved in providing assistance to people suffering from natural disasters. Currently, it has 37 volunteers. They are involved in three projects: Tsunami Relief (TR) in Tamil Nadu, Flood Relief (FR) in Maharashtra, and Earthquake Relief (ER) in Gujarat. Each volunteer working with Help Distress has to be involved in at least one relief work project.
- A Maximum number of volunteers are involved in the FR project. Among them, the number of volunteers involved in FR project alone is equal to the volunteers having additional involvement in the ER project.
- The number of volunteers involved in the ER project alone is double the number of volunteers involved in all the three projects.
- 17 volunteers are involved in the TR project.
The number of volunteers involved in the TR project alone is one less than the number ofvolunteers involved in ER project alone.
Ten volunteers involved in the TR project are also involved in at least one more project.
Which of the following additional information would enable to find the exact number of volunteers involved in various projects?
We can get the information mentioned in options B and C using the data given in the passage.
But, we need the information in option A to find the exact number of volunteers in various projects.
Hence, option A is the answer.
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