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Kevin will take 4 math tests this term. All of the tests are worth the same number of points. After taking the first 3 tests, his mean test score is 88 points. How many points does he need on his last
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Mar 10, 2016
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Kevin will take 4 math tests this term. All of the tests are worth the same number of points. After taking the first 3 tests, his mean test score is 88 points. How many points does he need on his last test to raise his mean test score to 90 points?
Mathematics
middle-school
Mark Perryman
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He would need at least a 96 on his last test to raise his score to a 90.
Brian Chavez
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Mar 16, 2016
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Brian Chavez
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