MCQOPTIONS
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| 1. |
A manufacturer has 600 liters of a 12% solution of acid. How many liters 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%? |
| A. | More than 120 liters but less than 300 liters |
| B. | More than 140 liters but less than 600 liters |
| C. | More than 100 liters but less than 280 liters |
| D. | More than 160 liters but less than 500 liters |
| Answer» B. More than 140 liters but less than 600 liters | |