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A type of brass is made by combining copper and zinc in a 6 : 4 ratio. If you want to make 2kg of brass how many grams would you need

Sagot :

Answer:

Step-by-step explanation:

Let x be a positive variable.

The ratio of copper to brass is 6:4.

To get 2 kgs of brass

[tex]6x+4x=2\\10x=2\\x=0.2\\6x=6(0.2)=1.2\\4x=4(0.2)=0.8[/tex]

Therefore 1.2 kgs of copper and 0.8 kgs of zinc will be needed.

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