1. A mixture contains liquid A and liquid B in the ratio of 5 : 4. If 2 litres of liquid B is added to it, then the ratio of liquid A and liquid B becomes 7 : 6. What is the quantity (in litres) of liquid A in the mixture?





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  • By: anil on 05 May 2019 02.04 am
    Let quantity of liquid A and liquid B be $$5x$$ and $$4x$$ litres respectively. According to ques, => $$frac{5x}{4x+2}=frac{7}{6}$$ => $$30x=28x+14$$ => $$30x-28x=2x=14$$ => $$x=frac{14}{2}=7$$ $$ herefore$$ Total quantity of liquid A = $$5 imes7=35$$ litres => Ans - (B)
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