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Mathematics, 27.01.2020 17:31 noeltan12031

Greg is participating in a 4 -day cross-country biking challenge. he biked for 63 , 54 , and 62 miles on the first three days. how many miles does he need to bike on the last day so that his average (mean) is 59 miles per day?

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Greg is participating in a 4 -day cross-country biking challenge. he biked for 63 , 54 , and 62 mile...
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