7.1b Mastery Quiz
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The Crystal Clear Window Washing Company washed of a high rise building 's windows on Monday, on Tuesday, and on Wednesday. What percentage of the building's windows were not washed after three days?
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17.5%
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33%
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67%
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82.5%
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About This Quiz
Students who can answer all 4 questions with a 100% mastery are ready to move on from this TEK.
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- 2.
Mike received a 45% discount when he bought a new jacket. Which of the following is NOT equivalent to 45%?
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9/20
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4/5
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0.45
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45/100
Correct Answer
A. 4/5Explanation
The answer 4/5 is not equivalent to 45% because when we convert 45% to a fraction, we get 45/100. However, 4/5 is equivalent to 80%, not 45%.Rate this question:
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- 3.
The glee club is trying to raise money for their trip to the national competition. So far, they have been able to raise $1,500 of the $5,000 that they need. Which of the following is NOT equivalent to ?
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![7.1b Mastery Quiz - Quiz]()
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![7.1b Mastery Quiz - Quiz]()
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30%
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0.3
Correct Answer
A.Explanation
The correct answer is 0.3. This is because 0.3 is equivalent to 30%, as they both represent the same proportion or fraction of a whole.Rate this question:
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- 4.
Khalid read a numerical value as “one hundred twenty-five thousandths.” Which of the following shows an equivalent way to write this value?
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125,000
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125%
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![7.1b Mastery Quiz - Quiz]()
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12.5%
Correct Answer
A. 12.5%Explanation
The correct answer is 12.5%. This is because "one hundred twenty-five thousandths" can be written as a decimal by dividing 125 by 1000, which gives 0.125. Multiplying this decimal by 100 gives 12.5%.Rate this question:
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Current Version
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Mar 22, 2022Quiz Edited by
ProProfs Editorial Team -
Mar 13, 2013Quiz Created by
Jmstowell
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