Question : A certain quantity of water is mixed with milk price at Rs. 48 per litre. The price of the mixture is Rs. 30 per litre. The ratio of water and milk in the new mixture:(water is available free of cost)
Option 1: 3 : 2
Option 2: 3 : 5
Option 3: 2 : 3
Option 4: 2 : 5
Correct Answer: 3 : 5
Solution :
Given: Price of milk = Rs. 48 per litre
Price of mixture = Rs. 30 per litre
Price of Water = Rs. 0 per litre
By using the rule of alligation
Milk = 30 – 0 = 30
Water = 48 – 30 = 18
The ratio of water and milk is 18 : 30 = 3 : 5
Hence, the correct answer is 3 : 5.
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