This math problem is not so difficult. However, n of the students in the class can get the answer right.

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1. (2022八上·下城期中) This math problem is not so difficult. However, n of the students in the class can get the answer right.

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1. (2022八上·下城期中) This math problem is not so difficult. However, n of the students in the class can get the answer right.