a milkman mixes water that costs (1/9 of milk) in the milk and sells the mixture at a discount of 11.11%. he gains an overall profit of 20%. find the ratio of water and milk in the mixture?
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212 is the answer bhai
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Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called ... The largest consumer and importer of coal is China.
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