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Cost price of 12 oranges is equal to the selling price of 9 oranges and the discount on 10 oranges is equal to the profit on 5 oranges. What is the percentage point difference between the profit percentage and discount percentage?
A milk vendor has 2 cans of milk. The first contains 25% water and the rest milk. The second contains 50% water. How much milk should he mix from each of the containers so as to get 12 liters of milk such that the ratio of water to milk is 3: 5?
A. 4 liters, 8 liters B. 6 liters, 6 liters
C. 5 liters, 7 liters D. 7 liters, 5 liters
17. A 20 liter mixture of milk and water contains milk and water in the ratio 3: 2. 10 liters of the
mixture is removed and replaced with pure milk and the operation is repeated once more. At the
end of the two removal and replacement, what is the ratio of milk and water in the resultant
A.17 : 3 B.9 : 1
C.3 : 17 D.5 : 3