Solve the problem.The logistic growth function f(t) =   models the number of people who have become ill with a particular infection t weeks after its initial outbreak in a particular community. How many people became ill with this infection when the epidemic began?

A. 50,000 people
B. 2,499 people
C. 20 people
D. 2,500 people


Answer: C

Mathematics

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Perform the indicated operations. Write the answer in simplest form.-  ÷ 

A.
B. 3
C. - 3
D.

Mathematics

Find the Social Security tax and Medicare tax on the annual gross income of a self-employed individual. For a self-employed person, the FICA rate is 12.4% and the Medicare rate is 2.9%. Round to the nearest cent if needed.Larry Barnes, management consultant, earned $74,920.84

A. $9,190.18, $2,072.70 B. $4,645.09, $1,086.35 C. $4,645.09, $2,172.70 D. $9,290.18, $2,172.70

Mathematics

Solve the problem.In a study by psychologists Bornstein and Bornstein, it was found that the average walking speed w, in feet per second, of a person living in a city of population P, in thousands, is given by the function  Find the walking speed of people in a city with a population of 1,541,211.

A. 14.25 ft/sec B. 4.47 ft/sec C. 5.32 ft/sec D. 3.62 ft/sec

Mathematics

Solve the system by the addition method.x2 + y2 = 145x2 - y2 = -17

A. {(8, 9), (-8, 9), (8, -9), (-8, -9)} B. {(-8, -9), (-9, -8)} C. {(8, 9), (9, 8), (-8, -9), (-9, -8)} D. {(8, -9), (8, 9)}

Mathematics