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Numerical Ability
Alligation or Mixture
In a mixture of 120 litres ,the ratio of acid and water is 2:1. If the ratio of acid and water is to be 2:3 , then the amount of water (in lit) to be added to the mixture is
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- 80 litres
In 120 litres mixture, quantity of acid=120*(2/3)=80 litres, so water=120-80=40 litres.
Let 'x' litres of water is added to make the ratio of acid and water 2:3, then 80/(40+x)=2/3
=> x=80 - 6 years agoHelpfull: Yes(0) No(0)
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