When multiplying and subtracting fractions 5/6-3/4

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

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