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Mathematics, 22.07.2019 02:50 corncob155

On two tests so far this year, a student received a 78 and a 93. the student wants an average between 80 and 90 inclusive. what are all of the possible scores for the third test so that the student falls within this average?

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On two tests so far this year, a student received a 78 and a 93. the student wants an average betwee...

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