Mathematics
Mathematics, 10.01.2021 19:30, josh5527

An alloy is made by mixing metals A and B in the ratio 3:5 metal a costs £42 per kg
metal b costs £20 per kg

how much would it cost to make 400g of the alloy?

answer
Answers: 3

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An alloy is made by mixing metals A and B in the ratio 3:5 metal a costs £42 per kg
metal b...

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