SOLUTION: alloy X contains 20% of zinc and alloy Y contains 40% zinc if a new alloy Z is made by mixing alloy X and alloy Z and proportion of X and Y is 2:1 what is the concentration of zinc
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Question 980555: alloy X contains 20% of zinc and alloy Y contains 40% zinc if a new alloy Z is made by mixing alloy X and alloy Z and proportion of X and Y is 2:1 what is the concentration of zinc in the new alloy Z.
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
2:1 shows 3 parts.
percent zinc
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