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In what ratio water must be mixed with milk to gain 20% by selling the mixture at cost price ?A. 1:4B. 1:5C. 1:6D. 1:7 |
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Answer» To get the profit of 20%, the x need to be 1.2 times the new priceSo the actual quantity of milk to be sell=(x*100)/120=5x/6Now to make the quantity equal to x, water required=1-(5x/6)=x/6Therefore the ratio of water to milk =x/6:5x/6=1:5 |
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