SOLUTION: In what ratio must two kinds of salt, costing $390 and $315 per kg respectively, be mixed in order to produce a mixture worth $69

Question 1149238: In what ratio must two kinds of salt, costing $390 and $315 per kg respectively, be mixed in order to produce a mixture worth $69
Answer by ikleyn(52786) (Show Source): You can put this solution on YOUR website!
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In what ratio must two kinds of salt, costing $390 and $315 per kg respectively, be mixed in order to produce a mixture worth $69
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