How many kg of pure salt must be added to a 40 kg of 4 % solution of salt and…
PYQ TCS NQT 2024
How many kg of pure salt must be added to a 40 kg of 4 % solution of salt and water to increase it to a 10 % solution
- A.
2.0 kg
- B.
2.44 kg
- C.
2.8 kg
- D.
2.66 kg
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