Mathematics · Data Interpretation and Logical Reasoning
Rainwater harvesting in a town increased its water storage by 40% over a year without any change in the total rainfall. Which of the following inferences is logically valid?
- 1The total population of the town decreased
- 2The rainwater collection efficiency increased✓
- 3The daily consumption of water was decreased
- 4The net annual rainfall rose sharply
Correct answer
The rainwater collection efficiency increased
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