To find: The amount of pure silver added to the mixture.
The amount of pure silver is 18 g.
A jeweler has 5 rings and weight of each ring is 18 g made an alloy of 10% silver and 90% gold. Rings melted down and add more silver should be added to reduce the gold content to 75%.
Let the amount of pure silver be x.
Weight of five rings,
Weight of five rings is 90 g.
Tabulate the given information into the language of algebra.
|In words||In Algebra|
|Amount of pure silver||x|
|Amount of total mixture|
|Amount of silver in five rings|
|Amount of silver in total mixture|
Model the equation for the above information.
Simplify the above equation for x,
Thus, the amount of pure silver is 18 g.
Subscribe to bartleby learn! Ask subject matter experts 30 homework questions each month. Plus, you’ll have access to millions of step-by-step textbook answers!