7449926
Descripción
Test por Jacob Owczarzak, actualizado hace más de 1 año
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Creado por Jacob Owczarzak
hace casi 8 años
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Pregunta 1
Pregunta
As a teacher, you are collecting average grades for your class. The averages for the first three semesters are 93%, 87%, and 86% respectively. What is the minimum score needed to end the year with an overall average of 90%?
Respuesta
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96%
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94%
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90%
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89%
Pregunta 2
Pregunta
You are planning on ordering a bulk of tabloid paper. This company that you are ordering from has a progressive discount throughout the week; Monday the bulk is full price, Tuesday the bulk is 10% off of Monday's price, Wednesday the bulk is 20% off of Tuesday's Price, Thursday, the bulk is 15% off of Wednesday's price. Write a formula which represents the price on Thursday.
Respuesta
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f(x)= (0.1)(0.2)(0.15)x
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f(x)= (0.45)x
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f(x)= (0.9)(0.8)(0.85)x
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f(x)= (0.55)x
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