Mathematics, 28.05.2021 21:50 Alienchild239
Donna is participating in a 6-day cross-country biking challenge. She biked for 51, 62, 61, 47, and 63 miles on the first five days. How many miles does she need to bike on the last day so that her average (mean) is 56 miles per day?
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Donna is participating in a 6-day cross-country biking challenge. She biked for 51, 62, 61, 47, and...
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