Question

A vessel full of pure acid contains 10 litres of it,
of which 2 litres are withdrawn. The vessel is
then filled with water next 2 litres of the mixture
are withdrawn and again the vessel is filled up
with water. The ratio of the acid left in the vessel
with that of the original quantity is:
(SSC CGL-2014)
(a) 1:5 (b)4:5 (0)4:25 (d) 16:25​

Answer 1

Answer:

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