# Mean problem :

**Tutor description**

After three 25-point quizzes, you have 58 points. How many points do you need to score on your next 25-point quiz to have a mean score of 20 points? Would a mean score of 20 points after 4 quizzes be greater than or less than your mean score after 3 quizzes? Your score on each quiz is a whole number. Is it possible that your mean score does not change after the fourth quiz? Explain.

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