“$925$ fine silver” means an alloy of :
“$925$ fine silver” means an alloy of :
- A
$7.5 \% \,Ag$ and $92.5\% \ Cu$
- B
$92.5 \% \, Ag$ and $7.5 \% \, Cu$
- C
$80 \% \,Ag$ and $20 \% \, Cu$
- D
$90 \% \,Ag$ and $10 \% \,Cu$
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