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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

User Kevin Gray
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2 Answers

2 votes

I’m pretty sure the answer would be 2

User Taufi
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5 votes

Answer:

2

Explanation:

User Flo Ragossnig
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