49 litres of milk has 80 % milk concentration . How much water be adde – McqOptions

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1.	49 litres of milk has 80 % milk concentration . How much water be added to make its concentratio n 70% ?
A.	6 litres
B.	7 litres
C.	6.5 litres
D.	7.5 litres
Answer» C. 6.5 litres

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