kumoichie
kumoichie
13.02.2020 • 
Mathematics

A good rule to know when training for a marathon is that you will generally have enough endurance to finish a race that is 3 times your average daily distance. Tammy wants to be able to run at least the standard marathon distance of 26.2 miles. The length of her current daily run is about 4 miles. To the nearest hundredth, by how many miles should she increase her daily run to meet her goal?

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