Vessel A contains 36 litres of mixture of milk and water and vessel B contains 80 litres of mixture of milk and water. The respective ratio of milk and water in vessel A is 3 : 2 and the respective ratio of milk and water in the vessel B is 7 : 3. If 18 litres of mixture is taken out from vessel B and added to vessel A, how many litres of water will be there in vessel A?
Correct Answer: Description for Correct answer:
Quantity of water in vessel A
\( = 36 \times \frac{2}{5} + 18 \times \frac{3}{10}\)
\( = 18\left[ \frac{4}{5}+\frac{3}{10} \right] \)
\( = \frac{99}{5} \)
=19.8 litres
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