aarohisah54
aarohisah54 aarohisah54
  • 23-11-2020
  • Mathematics
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The ratio of the weight of copper and zinc in an alloy is 3:2. Find the weights of copper and zinc in the alloy of 140g.​

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MGD9
MGD9 MGD9
  • 23-11-2020

Answer:

Given the ratio of copper and zinc in an alloy is 5:3.

Let weight of copper and zinc be 5x and 3x.

Then according to the problem we have,

5x=30.5

or, x=6.1

Then weight of zinc is 3×6.1=18.3 g.

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