Gun metal mixture


[ Follow Ups ] [ Post Followup ] [ Algebra.Help Message Board ] [ FAQ / Disclaimer ]

Posted by rld119@hotmail.com (216.81.105.126) on August 19, 2003 at 19:53:45:

Gun metal is composed of copper and tin. An alloy of a certain grade of 1025 lbs. contains 861 lbs. of copper. How much tin must be added to 525 lbs. of a new grade so it will contain 430.5 lbs. of copper?

Thanks for your help.


Follow Ups:



Post A Followup Message:


[ Follow Ups ] [ Post Followup ] [ Algebra.Help Message Board ] [ FAQ / Disclaimer ]