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Mary got 8/10 questions right on her test . With what percentage increase could her test have been at least a 90 ?

Mary got 8/10 questions right on her test . With what percentage increase could her test have been at least a 90 ?
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Mary got 8/10 questions right on her test . With what percentage increase could her test have been at least a 90 ?

User Amy Brown Greer
by
8.5k points

1 Answer

7 votes

Answer:

10%

Explanation:

8/10×100=80%

90%-80%=10%

User Arikfr
by
8.4k points
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