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QUESTION 19 Solve the problem. 53,000 The logistic growth function f(t) = Pa models the number of people who have become ill with a particular infection t weeks after its initial outbreak in a particular community. What is the limiting size of the population that becomes ill? ) 53,000 people 106,000 people ) 1059 people ) 1060 people 1 points Save Answer QUESTION 20 Solve the problem. Two recording devices are set 2600 feet apart, with the device at point A to the west of the device at point B. At a point ona line between the devices, 300 feet from point B, a small amount of explosive is detonated. The recording devices record the time the sound reaches each one. How far directly north of site B should a second explosion be done so that the measured time difference recorded by the devices is the same as that for the first detonation? 1264.91 feet ) 1362.39 feet 3502.38 feet 690 feet