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Mathematics, 13.10.2020 18:01 bustillojoshua4

During the first 3 week of training, a runner runs 20 miles, 22 miles, and 21 miles. How many more miles must she run during the fourth week to have a mean of a least 22 miles per week?

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During the first 3 week of training, a runner runs 20 miles, 22 miles, and 21 miles. How many more m...
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