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in what ratio must two sorts of sugar costing #390 and #315 be mixed in...

in what ratio must two sorts of sugar costing #390 and #315 be mixed in order to produce a mixture worth #69 per kg?

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Answers (1)

isaaq
1 week ago
no way can you mix two expensive items to produce a cheap mixture.
Also, you have not specified the cost per kg of either of the two sugars.
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