a man buys 1 Ltr of milk of rs 20 and mix it with 15 % water. he then sells it on 15 rs per litre. find the percent of loss
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1 l of milk cost = 20 rs
added water = 15%
left water = 100 - 15 = 85
so 20% of 100 = 20/100× 85 = 17
loss % = 2/15×100 = 13.3%
added water = 15%
left water = 100 - 15 = 85
so 20% of 100 = 20/100× 85 = 17
loss % = 2/15×100 = 13.3%
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