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Exponential Growth
Page 5
Questions (519)
If the potential tumor cells triple in number every year, starting with 2 cells, how many cells can be expected after 5 years?
a.
2 answers
asked by
Please Help
3,059 views
if the no. of bacteria doubles everyday and on the 16th day , a jug becomes full .
then on which day was it half filled?
1 answer
asked by
Anonymous
385 views
A 600,000-cell bacteria culture is needed for a lab experiment, but you only could purchase 1,000 cells. If the cells double
1 answer
asked by
Amanda
475 views
A population grows exponentially. If the population is 0.5sqrt(e) at one year and 0.5e at two years, what is it at 4 years?
1 answer
asked by
Anonymous
354 views
What is the population total at one hundred years if you begin with two animals and they reproduce at 25% annually?
1 answer
asked by
Isla
318 views
In 1960, the population was 291000. In 1970, the population was 480000. Assuming exponential growth, what is the annual percent
4 answers
asked by
Megan
450 views
A culture of a certain bacteria doubles every hour. At 9:00 a.m, there were already 120 bacteria. Which equation represents the
3 answers
asked by
penny
47 views
The doubling time of a type of bacteria is 35 minutes. If every bacterium reproduces, then after 35 minutes a population of 64
2 answers
asked by
STORMY
645 views
It is estimated that the demand for a manufacturer's product is increasing exponentially at an instantaneous rate of 7% per
2 answers
asked by
tim
1,003 views
A population growing at a rate of 1.6% per year from an initial population of 11000 will grow in t years to an amount
How many
1 answer
asked by
Arielle
475 views
My question is how do I know that
N increases by a factor of 2.9 each day. (see below) Let N(t) be number of bacteria after t
2 answers
asked by
Nilan
483 views
Your industry currently employs 3,800,000 workers. If this labor force is growing expotentially at an annual rate of 2.3% how
1 answer
asked by
nan
351 views
3. Which part of the graph shows exponential growth and a J-shaped curve?
a. B. b. C. c. D. d. A. 4. On the image, the section of
3 answers
asked by
Quentin
42 views
So a computer virus has been created via Corporate e-mail. Let t=0 be the time of the first 100 infections, and at t=17 minutes
2 answers
asked by
Christian
585 views
The doubling time of a type of bacteria is 35 minutes. If every bacterium reproduces, then after 35 minutes a population of 64
3 answers
asked by
keke
1,070 views
An experiment begins with 8 cells, and the number of cells triples every week. If the expression a(b)^q computes the number of
1 answer
asked by
Josh
377 views
I have a maths assignment and i need help with this question my teacher is overseas at the moment and it is due when he gets
2 answers
asked by
Josh
543 views
The doubling period of a baterial population is 20 minutes. At time t=100 minutes, the baterial population was 80000. What was
3 answers
asked by
katrina
2,378 views
If a bacteria population doubles in 7 days, when was it half of its present population?
1 answer
asked by
Nik
373 views
Amount after time t A (t) = yobt
Where: yo = starting amount b = growth constant (percent remaining) t = number of time units In
2 answers
asked by
Kate
615 views
The population of a city was 166 thousand at the begining of 2004. The exponential growth rate was 1.5% per year. Use the
2 answers
asked by
samantha
493 views
Arithmetic Not Arithmetic A cane of bamboo is 30 in. tall the first week and grows 6 in. per week thereafter. Arithmetic – A
3 answers
asked by
molly
36 views
joshua is raising fruit flies for a science project.at the begining of the first day,he had 4 fruit flies,his fruit flies double
7 answers
asked by
mona
648 views
A culture of a certain bacteria doubles every hour . At 9:00 a.m. there were already were already 120 bacteria. Which equation
3 answers
asked by
Jo
38 views
Rate of change proportional to size:
P(t)= P(i)e^kt, where P is population, t is time, k is a constant and P(i) is the initial p
2 answers
asked by
John
583 views
How long will it take for the population to reach 10 times its initial level?
y=50(e)^(0.5t)
1 answer
asked by
Abigail
269 views
For the below problem, I solved it as you suggested and got
k=.0486 When I did 300,000 = 122,000e^.0486t I got about 18.5 years
2 answers
asked by
maddy
588 views
How long will it take for prices in the economy to double at a 6% annual inflation rate? Round to the nearest hundredth. Please
2 answers
asked by
Sara & Anonymous
1,204 views
h t t p: //tinypic . co m/r/309lnac/3
1. The population growth exhibited by population A to the right is what? Is is exponential?
37 answers
asked by
maggie
605 views
A colony of germs grows exponentially. It starts at 500 germs. After 8 minutes there are 600 germs. When will there be 1000
2 answers
asked by
Ana
529 views
...excess information....
The historical society tells him that furniture similar to his has been appreciating in value at 10%
3 answers
asked by
Cat
391 views
If an account that earns interest compounded continuously takes 37 years to double in value, how long will it take to triple in
4 answers
asked by
Anonymous
507 views
I have a word problem about exponential growth. The problem is...
"At 6am a few bacteria fall into a can of syrup in a broken
2 answers
asked by
Amy
693 views
I just have one more question.
I need to find the equation for the following word problem: a group of yeasts cells grows by 75%
3 answers
asked by
Lacey
576 views
A population of ladybugs rapidly multiplies so that the population t days from now is given by A(t) = 3000e^(.01t). How many
2 answers
asked by
John
1,073 views
I must write a program using Java that calculates the amount a person would earn over a period of time if his or her salary is
3 answers
asked by
Chad
999 views
please help me with the following:
The value of a particular investment follows a pattern of exponential growth. In the year
4 answers
asked by
Soph.
833 views
Nt-1 = Nt + rNt , where t is time, N is the population size, and r is the growth rate such that rNt is
the number of offspring
1 answer
asked anonymously
47 views
A culture of bacteria obeys the law of unlimited growth. If 500 bacteria are present initially and there are 800 after 1 hour,
2 answers
asked by
Erica
752 views
Suppose that the amount of algae in a pond doubles every 4 hours. If the pond initially contains 90 pounds of algae, how much
1 answer
asked anonymously
125 views
Suppose that a population of bacteria triples every hour and starts with 700 bacteria.
(a) Find an expression for the number n of
4 answers
asked by
Alex
2,422 views
Your friend sends out a chain letter e-mail to 12 people and by the next day 15 people have received the letter. Assuming an
3 answers
asked by
Vincent
2,020 views
Suppose that the amount of algae is a pond doubles every 3 hours. If the pond initially contains 70 pounds of algae, how much
3 answers
asked by
Jane
1,763 views
It takes 28 minutes for a certain bacteria population to double. If there are 4,241,763 bacteria in this population at 1:00
3 answers
asked by
Ross
1,520 views
The population of the world in 1987 was 5 billion and the annual growth rate was
estimated at 2 percent per year. Assuming that
3 answers
asked by
Anonymous
1,485 views
In the year 1985, a house was valued at $112,000. By the year 2005, the value had appreciated exponentially to $140,000.
-What
5 answers
asked by
Tris
1,447 views
The first year Looney Town was established there were 25 residents, the second year the
population grew to 75 residence, the
1 answer
asked anonymously
37 views
How to determine the number of years until population doubles
1 answer
asked anonymously
37 views
Pretend the world's population in 1988 was 4.9 billion and that the projection for 2017, assuming exponential growth, is 7
3 answers
asked by
tori
1,435 views
If your allowance was doubled everyday, how many days would it take for you to have over $1000(also tell how much you would have
4 answers
asked by
Anonymous
1,399 views
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