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9 September, 09:28

Glen wants to improve his grade in history class after failing an exam. He decides to study an extra 2 hours before his next exam, and his grade improves by 9%. What is the unit rate for this situation?

d) 9

d) 2

d) 1

d) 4.5

+2
Answers (1)
  1. 9 September, 10:35
    0
    I'm pretty sure the answer would be 2
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