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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.

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?