Mathematics, 17.07.2020 06:01 jazminjb83
A merchant has coffee worth $30 a pound that she wishes to mix with 20 pounds of coffee worth $60 a pound to get mixture that can be sold for $50 a pound. How many pounds of the $30 coffee should be used?
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Suppose a least-squares regression line is given by modifyingabove y with caret equals 4.302 x minus 3.293. what is the mean value of the response variable if xequals20?
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Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2
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Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.
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A merchant has coffee worth $30 a pound that she wishes to mix with 20 pounds of coffee worth $60 a...
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