And i need with these problem.
an alloy of tin is 15% tin and weighs 20 pounds. a second allo...
Mathematics, 05.02.2020 13:00 sayrieee
And i need with these problem.
an alloy of tin is 15% tin and weighs 20 pounds. a second alloy is 10% tin. how much (to the nearest tenth lb.) of the second alloy must be added to the first alloy to get a 12% mixture.
pounds
Answers: 3
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