Question

The ratio of liquor and soda in a mixture of 50 liters is 3:2. How much soda should be mixed to make the ratio 6:7?

A 25liter Correct Answer Incorrect Answer
B 20liter Correct Answer Incorrect Answer
C 15liter Correct Answer Incorrect Answer
D 12liter Correct Answer Incorrect Answer

Solution

Total mixture = 50 liter Liquor               soda 3          :           2 30                    20 6          :           7 Let x liters of soda be added to the mixture. 30/20+x = 6/7 210 = 120+6x 6x = 90 X = 15 liter

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