Q1. How much pure alcohol can be added to 400ml of a 15% solution to make its strength 32% Q2. How much water can be added to 400ml of a 32% solution to make its strength 15% Q3. Price of pure alcohol is Rs .200 /lt . If a trader sells an impure version of the same alcohol by mixing it with water, at 20% discount and gets a profit of 10% then amount of water mixed per 1 lt of pure alcohol is __________________
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ans 1-a
ans 2-d
ans 3-b
Little Star
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