Mathematics, 16.12.2020 21:00 XxrazorxX11
21. How many kg of an alloy with 90% copper must be
added to 6 kg of another alloy with 15% copper to
obtain an alloy that is 40% copper? (Must show Work)
Answers: 2
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Answers: 1
Mathematics, 21.06.2019 21:30
Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason โcannot be determined.โ carbon - regular hexagon. โcan โ
โ by
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What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?
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Construct and interpret a scatter plot of the data collected by a travel agency. if a relationship exists,make a conjecture about the number of visitors in month 12
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21. How many kg of an alloy with 90% copper must be
added to 6 kg of another alloy with 15% copper...
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