Evaluate 20 - 3x when x = 2 and when x =3. which gives you the larger value and what is that value?

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Three runners competed in a race data were collected at each mile mark for each runner if the runner ran at a constant pace the data would be linear

Suppose that prices of a gallon of milk at various stores in one town have a mean of $3.71 with a standard deviation of $0.10. using chebyshev's theorem, what is the minimum percentage of stores that sell a gallon of milk for between $3.41 and $4.01? round your answer to one decimal place.