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Given
Cost price of Milk = Rs 6/litre
Calculation
We want to sell the mixture at cost price and still gain 25%.
So, we simply add 25% of water
25% of water means = 25/100 = 1/4
so, the ratio of water and milk to gain 25% profit = 1 : 4
∴ The required answer is 1 : 4.
Let's discuss the concepts related to Mixture Problems and To Make a Mixture from Two Mixtures. Explore more from Quantitative Aptitude here. Learn now!
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in what ratio milk costing 4 rupee kg and 6 rupee kg should mixed to earn 12.5%on selling the mixture at 6rupee kg