Q. 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?
A) 35
B) 32
C) 42
D) 40
✔ Correct Answer: 35
Exam Insight
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