Answered

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A copper-lead alloy is in the ratio of four
parts copper to seven parts
lead.
a If a block of this alloy contains 21 kg
of copper, how much lead is there?
Another block of the alloy weighs 2.64 kg.

Sagot :

Answer:

It all equals a buncha bulllll yayyyy school is unimportanttt :)

Step-by-step explanation:

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