Question

Presently a mixture in a tub contains substances A and B in the ratio of 75. If 9 litres of this solution is drawn out and B is added to the mixture in certain quantity the resulting mixture becomes 7.9. How much litres of liquid A was kept in the tub initially?​

Answer 1

Answer:

21 litres of liquid A was kept in the tub initially.

Step-by-step explanation:

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