In what ratio must rice at Rs. 30/kg be mixed with rice at Rs. 45/kg to get a mixture worth Rs. 35/kg?

Question

A vessel of 160 L is filled with milk and water.70% of milk and 30% of water is taken out of the vessel.It is found out that the vessel is vacated by 55%,then the quantity of milk and water in the original mixture is

Answer 1

Step 1: By alligation, ratio \(= (45-35):(35-30) = 10:5 = 2:1\).
Step 2: So cheaper : dearer \(= 2:1\).

Quick Tip: Alligation ratio = (dearer - mean) : (mean - cheaper).

In what ratio must rice at Rs. 30/kg be mixed with rice at Rs. 45/kg to get a mixture worth Rs. 35/kg?

The Correct Option is A

Solution and Explanation

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