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Jovanna.P0912
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Jovanna.P0912 commented,
SELECT COUNT(*),CASE WHEN number_grade > 90 THEN 'A'WHEN number_grade > 80 AND number_grade <= 90 THEN 'B'WHEN number_grade > 70 AND number_grade <= 80 THEN 'C'ELSE 'F'END AS letter_gradeFROM stude...
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Total activity 2
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