Question

$"925$ 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

Answer 1

Answer: (B)

92.5% Ag and 7.5% Cu

Answer 2

"$925$ fine silver" means $925$ parts of pure $Ag$ in 1000 parts of an alloy. Therefore, in terms of percentage, it will be $92.5 \% Ag$ and $7.5 \% Cu$.