You are training for a marathon. on the first three days of training, you run for 2, 4, and 5 miles. how many miles should you run on the fourth day so that you run a mean of 4 miles per day?

on the fourth day the person should run 5 miles to get a mean of 4 miles

Step-by-step explanation:

Arithmetic mean= total values/ no. of values

4=2+4+5+x/4

16=11+x

x=16-11

x=5 miles

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step-by-step explanation:

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