65 litres of a mixture contains juice and water in the respective ratio of 7 : 3. How much water must be added to this mixture to get a new mixture containing juice and water in the respective ratio of 10 : 7 ? (in litres)
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The quantity juice =65*7/10=91/2
The quantity of water =65*3/10=39/2
Let X liters of water is added, then
45.5:19.5+X=10:7
318.5=195+10X
10X=123.5
X=12.35
Therefore the quantity of water is added is 12.35 litres.
The quantity of water =65*3/10=39/2
Let X liters of water is added, then
45.5:19.5+X=10:7
318.5=195+10X
10X=123.5
X=12.35
Therefore the quantity of water is added is 12.35 litres.
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