16 December, 04:01
A 20% alcohol solution was mixed with pure alcohol at a ratio of 4:1. What is the percentage of alcohol in the new solution?
16 December, 05:27
20 % solution in 4/5 parts of the mmixture gives 80/5
100% solution in 1/5 parts of the mixture gives 100/5
total would give 80+100/5 = 36% solution
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» A 20% alcohol solution was mixed with pure alcohol at a ratio of 4:1. What is the percentage of alcohol in the new solution?