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1. |
Solution-1 containing 30% sulfuric acid flowing at the rate 10 Kg/min combines with Solution-2 containing 20% sulfuric acid flowing at the rate 5 Kg/min, if their product is out at the rate 20 Kg/min what is the percentage of sulfuric acid in the product? |
A. | 10% |
B. | 20% |
C. | 30% |
D. | 40% |
Answer» C. 30% | |