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S3odz S3odz
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6 years ago
The first unit took 10 hours and the fourth unit 8.1 hours. What is the improvement rate?
 
  A) 99
  B) 95
  C) 90
  D) 15
  E) 10
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babyfacelovebabyfacelove
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#1
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6 years ago
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S3odz Author
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6 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
byehoe
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Yesterday
Thanks
annakc
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2 hours ago
Brilliant ツ
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