A milk man sells the milk at the cost price but he mixes the water in it and thu

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A milk man sells the milk at the cost price but he mixes the water in it and thus he gains 9.09%. The quantity of water in the mixture of 1 liter is :

Options:

A . 83.33 ml

B . 90.90 ml

C . can't be determined

D . 99.09 ml

Answer: Option A

Profit (%) = 9.09 % = 1/11 Since the ratio of water and milk is 1 : 11, Therefore the ratio of water is to mixture = 1:12 Thus the quantity of water in mixture of 1 liter = 1000 x (1/12) = 83.33 ml

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