Mathematics · Mixtures and Alligations
How much pure alcohol must be added to a 500 ml solution containing 10% alcohol so that the alcohol concentration of the new solution becomes 20%?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 162.5 ml✓
- 245.5 ml
- 350.0 ml
- 460.0 ml
Correct answer
62.5 ml
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