SOLUTION: Ms. Norwalk's math class took the same test as Mr. Ellsworth's students. Ms.Norwalk's class has 20 students, and the average test score was 90%. The average on Mr. Ellsworth's clas
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Question 865048: Ms. Norwalk's math class took the same test as Mr. Ellsworth's students. Ms.Norwalk's class has 20 students, and the average test score was 90%. The average on Mr. Ellsworth's class was 80%. If you combine the classes, the average test score was 84%. How many students does Mr. Ellsworth have in his math class? Answer by richwmiller(17219) (Show Source):
