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At the end of the quarter, sara knows she got a perfect score on 3 out of 7 of her history quizzes. How many total quizzes did she take during the quarter if she has 9 perfect scores?
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At the end of the quarter, sara knows she got a perfect score on 3 out of 7 of her history quizzes. How many total quizzes did she take during the quarter if she has 9 perfect scores?

User Sabrina Luo
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1 Answer

3 votes

Answer:

11

Explanation:

User Markpsmith
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