About 2.5 percent of Earth's water is fresh. How many litres of every 1,000 litres is that?
A25 litres
B250 litres
C500 litres
D975 litres
Answer & Solution
Correct answer: A. 25 litres
2.5 percent of 1,000 litres is 25 litres, while about 97.5 percent is salty.
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