7449926
Description
Quiz by Jacob Owczarzak, updated more than 1 year ago
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Created by Jacob Owczarzak
almost 8 years ago
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Question 1
Question
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%?
Answer
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96%
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94%
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90%
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89%
Question 2
Question
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.
Answer
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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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