729ml of a mixture contains milks and wafer in ratio 7:2 how much of the water is to be added to get a new mixture containing half milk and half water?

9th-class-result-2022

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729ml of a mixture contains milks and wafer in ratio 7:2 how much of the water is to be added to get a new mixture containing half milk and half water?

Incorrect

91ml

Incorrect

73ml

Incorrect

79ml

Correct

81ml

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