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February 19, 2018 6:23 PM
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A pack of 240 ml, mixture of wine and water contains in the ratio 5: 7. How much wine must be mixed in the pack, so that the ratio of wine and water in the pack becomes 5:4?
- A) 75 ml B) 100 ml C) 115 ml D) 125 ml
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October 1, 2019 8:17 PM
a 600 ml mixture of spirit and water contains 40% spirit. what quantity of the mixture of spirit and water should be replaced with 25% spirit concentrate so that the resultant solution contains 30% spirit concentrate?
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