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Calculate factor of mean, median
CONCEPTS
Tips
• Write out the equations the same as you would to solve a problem that answers for the mean or median
PRACTICE PROBLEMS
Question 1 Students take 8 tests worth 100 points each. If joe has an average of 88 points on the 1st 6 tests, how many points must he average on the last 2 to get a 90-point grade?
-- Answer -- 90
88 * 6 + 2x / 8 =90
ACT PRACTICE PROBLEMS
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