Question
The ratio of liquor and soda in a mixture of 70 liters
is 3:2. How much liquor should be mixed to make the ratio 7:4?Solution
Total mixture = 50 liter Liquor              soda 3         :          2 42                   28 7         :          4 Let x liters of soda be added to the mixture. 42+x/28 = 7/4 168+4x= 196 4x = 28 X = 7 liter
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