A manufacturer has 600 litres of a 12% solution of acid. How many litres of a 30% acid…
Mathematics · Class 11 · CBSE — Linear Inequalities
A manufacturer has 600 litres of a 12% solution of acid. How many litres of a 30% acid solution must be added to it so that acid content in the resulting mixture will be more than 15% but less than 18%?
- more than 120 litres but less than 300 litres
- more than 140 litres but less than 600 litres
- more than 100 litres but less than 280 litres
- more than 160 litres but less than 500 litres
Answer
(A) more than 120 litres but less than 300 litres
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