How many litres of a 86 % concentric acid needs to be mixed with 78 %…
PYQ TCS NQT 2025
How many litres of a 86 % concentric acid needs to be mixed with 78 % concentric acid so as to get 40 litres of 80 % concentric acid ?
- A.
12
- B.
13
- C.
11
- D.
10
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