- A1:4
- B5:1
- C1:6
- D1:5
Step-by-Step Solution
Water is worth ₹0; by alligation ratio water : milk = (24 − 20) : (20 − 0) = 4 : 20 = 1 : 5.
Answer: D) 1:5
In what ratio must water be mixed with milk costing ₹24 per litre so that the mixture is worth ₹20 per litre?
Competition practiceRatio, Proportion & Mixtures
Master this topic in 30 minutes a day.
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Ratio, Proportion & Mixtures practice questions
More Ratio, Proportion & Mixtures practice
Two numbers are in the ratio 3 : 5. When 4 is subtracted from each, the ratio becomes 1…The ratio of the present ages of A and B is 4 : 5. Six years hence the ratio of their…Two numbers are in the ratio 2 : 5. If 4 is subtracted from each, the ratio becomes 1 :…A dairy can holds 72 litres of milk and water mixed in the ratio 7 : 2. How much water…If P : Q = 5 : 6 and Q : R = 4 : 3, what is P : R?