Saturday
April 19, 2014

Homework Help: Physics(class) /Math (problem)

Posted by Toulouse on Thursday, October 4, 2012 at 12:18am.

Joe has a ring weighing 16 grams made of an alloy of 20% silver and the rest gold. He decides to melt down the rings and add enough silver to reduce the gold content to 69% . How many grams of silver should he add?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

algebra - Joe has a ring weighing 15 grams made of an alloy of 20 silver and the...
Math Concentration - Joe has a ring weighing 10 grams made of an alloy of 13% ...
Geometry - On one side of a scale there are 6 coins, 3 weighing 2 grams each and...
Physics(class) /Math (problem) - Moe earns 15% more than her husband Joe. ...
Chemistry - Alicia's cheapskate boyfriend gave her a ring he claims is 24 carat ...
physics - There is a bar magnent falling through a metal ring. The first metal ...
physics - A circular ring of wire of diameter 0.60 m carries a current of 35A. ...
AP Chemistry - When a sample of methyl salicylate weighing 5.287 grams is burned...
math - one way to resize a ring is to fill a bar into the ring.suppose a ring ...
Math - one way to resize a ring is to fill a bar into the ring.suppose a ring ...

Search
Members