Math, asked by Piayadav4864, 11 months ago

In 2 kg mixture of copper and aluminium, 30% is copper. How much aluminium powder should be added to the mixture so that the quantity of copper becomes 20%

Answers

Answered by syedkhalidct1

0

Answer: i dont know

Step-by-step explanation:

Answered by shashanksjc15

0

Answer:

Step-by-step explanation:

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