The count in a bacteria culture was 200 after 20 minutes and 1900 after 40 minutes. Assuming the count grows exponentially, What was the initial size of the culture? (Round to the nearest whole number) Find the doubling period. Find the population after 60 minutes. (Round to the nearest whole number) When will the population reach 11000.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter6: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 4PT: An investment account was opened with aninitial deposit of 9,600 and earns 7.4 interest,compounded...
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I need help with both questions.
The count in a bacteria culture was 200
after 20 minutes and 1900 after 40
minutes. Assuming the count grows
exponentially,
What was the initial size of the culture?
(Round to the nearest
whole number)
Find the doubling period.
Find the population after 60 minutes.
(Round to the nearest
whole number)
When will the population reach 11000.
Transcribed Image Text:The count in a bacteria culture was 200 after 20 minutes and 1900 after 40 minutes. Assuming the count grows exponentially, What was the initial size of the culture? (Round to the nearest whole number) Find the doubling period. Find the population after 60 minutes. (Round to the nearest whole number) When will the population reach 11000.
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