In a mixture 60 litres, the ratio of milk and water 2 : 1. If the this ratio is to be 1 : 2, then the quanity of water to be further added is  Choose the correct choice from the following options
A) 20 liters  B) 30 liters  C) 50 liters  D) 60 liters  E) None of these
Explanation:   Quantity of Milk = 60*(2/3)= 
<gadget id="calculator">60*(2/3)</gadget>
<output>40</output>
40 liters   Quantity of water= 60-40= 
<gadget id="calculator">60-40</gadget>
<output>20</output>
20 liters   As per question we need to add water to get quantity 2:1=&gt; 40/(20+x) = 1/2   =&gt; 20 + x = 80   =&gt; x = 60 liters   Option 60 liters
<result>D</result>
In a mixture 60 litres, the ratio of milk and water 2 : 1. If the this ratio is to be 1 : 2, then the quanity of water to be further added is