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Mathematics, 28.09.2020 14:01 cooltez100

Leila is participating in a 4-day cross-country Biking challenge. She biked for 64,55, and 70 miles on the first three days. How many miles does she need to bike on the last day so that her average (mean) is 60 miles per day?

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Leila is participating in a 4-day cross-country Biking challenge. She biked for 64,55, and 70 miles...
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