In what proportion must a man mix beer at rs 11 a litre with a beer at rs 6 a litre so that the mixture may be worth rs 8
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In what proportion must a brewer mix beer at Rs 11 a litre with bear at Rs 6 a litre, so that the mixture may be worth. Rs 8 a litre? .... How many kg of salt at 42 P per kg must a man mix.
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