How many grams of water should be mixed in 9 grams of shaving lotion having 50% alcohol content so that the alcohol content in the lotion becomes 30%?
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Q:
How many grams of water should be mixed in 9 grams of shaving lotion having 50% alcohol content so that the alcohol content in the lotion becomes 30%?
- 17 gramsfalse
- 26 gramstrue
- 35 gramsfalse
- 44 gramsfalse
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