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In a mixture of 60 litre ratio of acid and water is 2 : 1. If the ratio of acid and water be 1 : 2 find how much water is added in the mixture 1. 60 litre2. 45 litre3. 20 litre4. 75 litre |
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Answer» Correct Answer - Option 1 : 60 litre Concept : In total mixture of 60 litre Acid and water in 2 : 1 According to question we have added x litre of water ⇒ 3k = 60 ⇒ k = 20 ⇒ Acid 2k = 40 litre ⇒ Water k = 20 litre ⇒ We added water k unit ⇒ Required ratio : \(\frac{{40}}{{20 + x}} = \frac{1}{2}\) 80 = 20 + x X= 60 |
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