Friday

April 18, 2014

April 18, 2014

Posted by **swagnik** on Thursday, February 23, 2012 at 5:45am.

- math -
**Reiny**, Thursday, February 23, 2012 at 8:29amzinc : copper = 7:9

zinc/11.7 = 7/9

zinc = 11.7(7/9) = ....

**Related Questions**

math - The ratio of zinc and copper in an alloy is seven ratio nine if weight ...

maths - An alloy is made by using copper and zinc in the ratio of 17:3 how much ...

math - An alloy of metals is 25% copper. Another alloy is 50% copper. How much ...

Algebra/Math - Can you show work por favor? :) A metalworker has a metal alloy ...

Physics - Mixing copper and zinc atoms produces the alloy brass. What would be ...

8th grade - An alloy of metals is 25% copper .Another alloy is 50% copper. How ...

Algebra - solve linear equation-an alloy of metal is 25% copper. Another alloy ...

CHEMISTRY - brass is a subtitutional alloy consisting of a solution of copper ...

math - an alloy of metals is 20% copper. another alloy is 50% copper.how much of...

Geometry - An alloy of copper is 10% copper and weighs 25 pounds. A second alloy...