Mathematics, 18.03.2021 01:50, bellam302
3. A penny is made by combining 0.1 g of a copper alloy that costs $5.50 per kilogram (1000 grams) with
a zinc alloy that costs $1.50 per kilogram. How many grams of the zinc alloy should be used to make
pennies that cost $2 per kilogram?
Answers: 3
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3. A penny is made by combining 0.1 g of a copper alloy that costs $5.50 per kilogram (1000 grams) w...
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