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21-02-2024
Mathematics

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An alloy of aluminium and copper uses the two metals in the ratio 7:3. 30 kg of copper is used in aircraft parts. How much aluminium is required?

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meriamportrias1980 meriamportrias1980

21-02-2024

Answer:

70 kg of aluminium is require

Step-by-step explanation:

Let x is the weight of Aluminium

7/3 = x/30 kg

x = 7/3 (30 kg)

x = 70 kg

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