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Mathematics, 21.06.2019 14:40
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.
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Mathematics, 21.06.2019 21:30
Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.
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Mathematics, 21.06.2019 22:30
What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)
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Mathematics, 21.06.2019 23:00
Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee
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