20 Litres of a Mixture Contains Milk and Water in the Ratio 3:1:

20 litres of a mixture contains milk and water in the ratio 3:1. Then the amount of milk to be added to the mixture so as to have milk and water in the ratio 4:1 is:

  1. 6 litres
  2. 7 litres
  3. 4 litres
  4. 5 litres
Anurag Mishra Professor Asked on 17th November 2015 in Maths.
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2 Answer(s)

Answer: (4) 5 litres

Anurag Mishra Professor Answered on 17th November 2015.
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quantity of milk in the given mixture   =  20*3/4 = 15 litre

quantity of water in this mixture  =  20-15 =  5 litre

let   x    litre   of milk be added to given mixture to have the requisite ratio of milk and water

then  =    15+x = 20

x=   20-5    =    5 answer

mohit007 Default Answered on 26th March 2016.
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