Mathematics, 27.07.2019 21:00 neariah24
An alloy of copper is 10% copper and weighs 25 pounds. a second alloy is 18% copper. how much (to the nearest tenth lb.) of the second alloy must be added to the first alloy to get a 13% mixture.
Answers: 1
Mathematics, 21.06.2019 21:30, Caixiayang3613
Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?
Answers: 1
An alloy of copper is 10% copper and weighs 25 pounds. a second alloy is 18% copper. how much (to th...
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