Mixtures and Alligations
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Q. A container has 60 liters of a solution that is 15% acid. If 10 liters of the solution is removed and replaced with water, what is the new percentage of acid?
Q. A mixture contains 30% alcohol and 70% water. If 20 liters of the mixture is taken out and replaced with water, what is the new percentage of alcohol in the mixture?
Q. A mixture of two types of fruit juice contains 30% orange juice and 70% apple juice. If 5 liters of apple juice is added, what is the new percentage of orange juice in the mixture?
Q. A mixture of two types of tea costs $5 per kg and $7 per kg. If a mixture of 10 kg is made and sold for $6 per kg, what is the profit or loss?
Q. A solution contains 40% sugar. If 5 liters of the solution is removed and replaced with water, what is the new percentage of sugar if the total volume remains the same?
Q. A solution contains 60% sugar. If 15 liters of the solution is diluted with water to make it 40% sugar, how much water is added?
Q. If 20% of a mixture is water and the rest is alcohol, what is the ratio of alcohol to water in the mixture?
Q. If a container has 40 liters of a solution that is 25% salt, how much salt is in the container?
Q. In a mixture of two liquids A and B, the ratio of A to B is 3:2. If the total volume of the mixture is 50 liters, how much of liquid A is there?
Q. In a mixture of two liquids, the ratio of liquid X to liquid Y is 1:3. If 12 liters of liquid Y is added, what will be the new ratio if the total volume is 48 liters?
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