Question

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Answer 1

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Answer 2

$\huge\mathtt\blue{Answer:-}$

☞Let us assume total mass of German silver is x

Given that,

$\frac{3}{4} of \: the \: mas \: is \: coper$

$remaining \: mass \: is \: \frac{1}{4} x$

Also, 3/8 of this remaining mass is nickel, i.e.

$\frac{5}{8} of \frac{1}{4} x \: i s \: zinc$

mass of german silver is 54.4 kg