A tank has a mixture of solutions A, B, and C in the respective ratio of 7:8:5. 40 litres of this

A tank has a mixture of solutions A, B, and C in the respective ratio of 7:8:5. 40 litres of this mixture is drained out, and subsequently, 15 litres of solution A and 5 litres of solution Care added to the tank. If the resultant quantity of solution A is 25 litres less than the resultant quantity of solution B, what was the initial quantity of mixture in the tank (in litres)? #ssc #ssccgl #sscchsl2025 #chsl #cgl2025 #cglmains2025