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Topic 3 Review

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    C
  • The directions on a sewing pattern say to cut an extra 12% of fabric to account for error. Benjamin needs 0.8 yard of fabric, so he cuts 0.096 yard. Did Benjamin cut the correct amount of fabric? Why or why not?
    No; Sample answer: Benjamin cut only the amount of extra fabric.
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    18%
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    C
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    C
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    3.96
  • Answer part B
    35%
  • Olivia has read 40 pages of a 70-page book, 60 pages of an 85-page book, and 43 pages of a 65-page book
    143/220 = x/100
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    C
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    $24.53
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    84%
  • Lily took a survey of 80 students in 7th grade and 150 students in 8th grade. She found that 80% of the 7th graders like country music, while only 60% of the 8th graders like it. Which grade has more students who like country music?
    8th grade; Sample answer: 80% of 80 is 64 students, while 60% of 150 is 90 students.
  • Jack can long-jump 195% of his height with a running start. If Jack can long jump 97.5 inches, how tall is he?
    50 inches
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