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## In a certain chemical, the ratio of zinc to copper is 3 to 13 . A jar of the chemical contains 585 of copper. How many grams of zinc does i

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In a certain chemical, the ratio of zinc to copper is 3 to 13 . A jar of the chemical contains 585 of copper. How many grams of zinc does it contain?

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Mathematics
3 years
2021-08-23T09:14:04+00:00
2021-08-23T09:14:04+00:00 1 Answers
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## Answers ( )

Answer: 135 grams of ZincStep-by-step explanation:The ratio of Zinc to Copper in this scenario is 3:13 and in this jar there is 585 of Copper.

Using direct proportion, the grams of Zinc in the jar is:

3 : 13

x : 585

Cross -multiplying will give:

1,755 = 13x

x = 1,755/13

x = 135 grams of Zinc