Copper- £5 per kg Zinc- £3.20 per kg Mixed together in the ratio of 4:1 to

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primary 6 | Maths | Ratio
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primary 6 Maths Ratio Singapore

Copper- £5 per kg
Zinc- £3.20 per kg
Mixed together in the ratio of 4:1 to make brass
How much is 7 kg of brass?

Date Posted: 3 years ago

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Date Posted: 3 years ago