A milkman adds 10 litres of water to 90 litres of milk. After selling \(\frac{1}{5}th\) of the total quantity, he adds water equal to the quantity he sold. The proportion of water to milk he sells now would be:

A milkman adds 10 litres of water to 90 litres of milk. After selling�

1.	A milkman adds 10 litres of water to 90 litres of milk. After selling \(\frac{1}{5}th\) of the total quantity, he adds water equal to the quantity he sold. The proportion of water to milk he sells now would be:
A.	72 : 28
B.	28 : 72
C.	20 : 80
D.	30 : 70
Answer» C. 20 : 80

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A milkman adds 10 litres of water to 90 litres of milk. After selling \(\frac{1}{5}th\) of the total quantity, he adds water equal to the quantity he sold. The proportion of water to milk he sells now would be:

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