Math, asked by sx267234, 1 month ago

the ratio of copper and zinc in an alloy is 4:5 . what is the percentage of copper in an alloy?

Answers

Answered by brendanharkin

1

Answer:

Step-by-step explanation:

There are 4+5 parts in the alloy = 9 parts

Copper is 4 of these parts

the % Copper is 4/9 x 100 = 44.44 %

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