Milk contains 5% water.What quantity of pure milk should be added to 10 litres of milk to reduce this 2%?  Select
A) 15 litres B) 16 litres C) 17 litres D) 25 litres E) 35 litres
Present Ration of MIlK TO W15 litresTER IS 95:5   15 litresmount of Milk is 10 litres   Hence, Pure milk content is 9.5 litre   and water content is 0.5 litres   Now, we should not disturb the water content   So, 0.5 litres of water is equivalent to 2%   So 100% mixture is :  (0.5/2)*100= 
<gadget id="calculator">  (0.5/2)*100</gadget>
<output>25</output>
25litre   Thus, milk should be added=25-10= 
<gadget id="calculator">25-10</gadget>
<output>15</output>
15 litres of pure milk   15 litresNSWER:15 litres
<result>A</result>
Milk contains 5% water.What quantity of pure milk should be added to 10 litres of milk to reduce this 2%?