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The following question has three statements. Study the question and the statements and decide which of the statement(s) is necessary to answer the question. 6 litres of mixture A and 4 litres of mixture B are mixed to form a new mixture C. Find the amount of water in the new mixture. I) The new mixture had alcohol and water in the ratio 7 ∶ 5. II) Mixture A had alcohol and water in the ratio 5 ∶ 4. III) Mixture B had alcohol and water in the ratio 5 ∶ 3.
Two vessels A and B contain mixture of alcohol and water such that A contains 25% alcohol and B contains 15% alcohol. Some part of mixture in vessel A is replaced by equal quantity of mixture from vessel B. How much quantity of the mixture was replaced if final mixture vessel 18% alcohol?
A diluted alcohol contains 16L of alcohol and rest is water. A new mixture in which the concentration of alcohol is 30% is to be prepared by replacing diluted alcohol. How many litres of the mixture shall be replaced with pure alcohol if there was initially 64L of water in the mixture.
A mixture of alcohol and water comprises 60% alcohol. First, 20% of the mixture is replaced with water and then the volume of the resultant mixture is increased by 20% by adding only alcohol. What is approx. percentage of alcohol in the final mixture?
A bar tender replaces some quantity of alcohol having 40% concentration with water and thus the concentration of alcohol changes to 30%. If the alcohol which he replaced is mixed with another sample of 260 ml alcohol having 20% concentration, then a mixture having 27% concentration of alcohol is prepared. Find the initial quantity of alcohol having 40% concentration.
In the following question, two statements are numbered as A and B. On solving these statements we get quantities A and B respectively. Solve for the both quantities and choose the correct option. Quantity A: A milk-water mixture contained 20% water. How much milk must be added to 160 litres of the mixture, so that the final mixture contains only 10% water? Quantity B: An alcohol-water mixture is prepared by mixing alcohol and water in the ratio 1 ∶ 6. How much mixture can be prepared using 22 litres of alcohol?
Duggu purchased two different kinds of alcohol. In the first mixture the ratio of alcohol to water is 3 ∶ 4 and in the second mixture it is 5 ∶ 6. If he mixes the two given mixtures and makes a third mixture of 18 litres in which the ratio of alcohol to water is 4 ∶ 5. The quantity of first mixture (whose ratio is 3 ∶ 4) is required to make the 18 litres of the third kind of mixture is:
When 8 litres of water and 2 litres of alcohol are added to 10 litres of alcohol- water mixture, the ratio of alcohol and water in the mixture becomes 3 ∶ 7. Find the ratio of alcohol and water in the initial mixture.
When 1-liter alcohol is added to the 20-liter mixture of alcohol and water, the quantity of alcohol becomes 50% less than that of water in the mixture. Find the initial ratio of alcohol and water in the mixture?
A vessel contains 80 litres of pure alcohol. A certain quantity of water is added to make the ratio of alcohol and water 4 : 1. Some quantity of mixture was removed and 10 liters of water were added to it. If the quantity of water is 20 less than that of alcohol in the resultant mixture then alcohol is what percent of the water in the resultant mixture?