Question: Cooper 1 1 . 0 . 1 4 What amounts of 2 0 % pure silver and 2 5 % pure silver should be mixed

Cooper 11.0.14
What amounts of 20% pure silver and 25% pure silver should be mixed to obtain 14 grams of 20% pure silver? [either give EXACT answers, which are fractions, or give 5 decimal places]
number of grams of 20% silver is number of grams of 25% silver is
Cooper 11.0.14 What amounts of 20% pure silver and 25% pure

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