Multiple Choice
The number of bacteria in a culture is increasing according to the law of exponential growth.After 5 hours there are 130 bacteria in the culture and after 10 hours there are 330 bacteria in the culture.Answer the following questions,rounding numerical answers to four decimal places.
(I) Find the initial population.
(II) Write an exponential growth model for the bacteria population.Let t represent time in hours.
(III) Use the model to determine the number of bacteria after 20 hours.
(IV) After how many hours will the bacteria count be 10,000?
A) (I) 51.2121 ; (II) ; (III) 3,439.1838 ; (IV) 30.6439 hr
B) (I) 53.3621 ; (II) ; (III) 4,813.9010 ; (IV) 32.8719 hr
C) (I) 51.2121 ; (II) ; (III) 2,126.4497 ; (IV) 28.3094 hr
D) (I) 56.9921 ; (II) ; (III) 7,565.3544 ; (IV) 34.9831 hr
E) (I) 58.5521 ; (II) ; (III) 10,217.8179 ; (IV) 36.7625 hr
Correct Answer:

Verified
Correct Answer:
Verified
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