SOLUTION: An alloy containing 30% silver is mixed with a 55% silver alloy to get 800 pounds of 40% alloy, how much of each is used?

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Question 830197: An alloy containing 30% silver is mixed with a 55% silver alloy to get 800 pounds of 40% alloy, how much of each is used?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
This is a mixture problem of two concentrations to be mixed, and the amount of mixture is known.

See the lesson in the lessons link of my profile, "Mixing two concentrations for known amount of mixture"