A Can contains a mixture of two liquids A and B in the ratio 7:5. When – McqOptions

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1.	A Can contains a mixture of two liquids A and B in the ratio 7:5. When 9 litres of mixture are drained off and the Can is filled with B, the ratio of A and B becomes 7 : 9. How many litres of liquid A was contained by the Can initially ?
A.	10 litres
B.	20 litres
C.	21 litres
D.	25 litres
Answer» D. 25 litres

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