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The gold bracelet weighs 70 kg. It is made from 76% gold and 24% aluminium. Find themass of gold in bracelet. Also find the mass of aluminium.

Sagot :

Given:

The gold bracelet weighs 70 kg.

It contains 76% gold and 24% aluminium.

To find:

The mass of gold and aluminium.

Explanation:

The mass of gold will be,

[tex]\frac{76}{100}\times70=53.2kg[/tex]

The mass of aluminium will be,

[tex]\frac{24}{100}\times70=16.8kg[/tex]

Final answer:

The mass of gold is 53.2kg and the mass of aluminium is 16.8kg.