A metalworker has a metal alloy that is 25% copper and another alloy that is 70% copper. How many kilograms of each alloy shou
ld the metalworker combine to create 100 kg of a 61% copper alloy?
2 answers:
Answer:
The metal worker should use 10 kgs of 25% copper alloy and 40kgs of 70% copper alloy to make it
Step-by-step explanation:
Answer:
The metalworker should use 10 kgs of 25% copper and 40 kgs of 70% alloy to make it.
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7
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