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Exponential Growth
Page 3
Questions (503)
Consider the sequence 2, 6, 18, 54,...
Let n = the term number in the sequence. Let A(n) = the value of the nth term in the
5 answers
asked by
Anonymous
1,335 views
suppose a population has a doubling time of 15 years. By what factor will it grow in 30 years?
3 answers
asked by
issa
2,080 views
The population of a country was 8.4 million people in 2000. Three years later, the population of the same nation was 9.3 million
3 answers
asked by
Dave
1,723 views
The population of Knoxville is 500,000 and is increasing at the rate of 3.75% each year. Approximately when will the population
3 answers
asked by
S. Silverstein
2,861 views
Please help!!!
The mass of a particular substance is known to grow exponentially at a rate of 1.5% per day. Its initial mass was
3 answers
asked by
Sue
950 views
If I say I will give you a penny on the first day, 2 pennies on the second day, 4 pennies on the third day, and I just keep
4 answers
asked by
tommy
1,292 views
Suppose in January, 𝑡=1 , a lake is covered by 2 square meters of algae. Every month, the area covered by algae doubles.
4 answers
asked by
Brett
1,055 views
a website has 500,000 members in 2010. The number of members increases by 15% each year. Write an exponential growth function
4 answers
asked by
Jay
1,107 views
A certain type of bacteria is growing at an exponential rate that can be modeled by the equation y=ae^kt, where t represents the
5 answers
asked by
Aria
2,052 views
The doubling function (y = y base0 2^(1/D)) can be used to model exponential growth when the doubling time is D. The bacterium
3 answers
asked by
NeedHelp
1,022 views
A certain colony of bacteria triples in length every 10 minutes. It's length is now 1 millimeter. How long will it be in 40
7 answers
asked by
Steph
2,871 views
A population of insects increases at a rate of 1.5% per day. About how long will it take the population to double?
2.5 days 5.0
5 answers
asked by
Junior
4,183 views
In 1992, Chad and Denmark each had a population of about 5.2 million. However, the relative growth rate for Chad was 2.5% per
3 answers
asked by
Andy G
1,040 views
The area covered by water lilies in a pond you own doubles in size every day. If allowed to grow the plants would cover the
5 answers
asked by
sasha
1,572 views
Describe how to find the multiplier for an exponential growth rate of 15%.
3 answers
asked by
melany
1,878 views
A COLONY OF BACTERIA IS GROWN UNDER IDEAL CONDITIONS IN A LAB SO THAT THE POPULATION INCREASES EXPONENTIALLY WITH TIME. At the
4 answers
asked by
Phillip
2,752 views
PLEASE HELP & ROUND TO THE NEAREST TENTH The number of bacteria in a certain population is predicted to increase according to a
1 answer
asked by
Daniela
358 views
The population of a culture of bacteria, P(t), where t is time in days, is growing at a rate that is proportional to the
3 answers
asked by
Tyler
560 views
I'm a little bit confused about stating exponential growth.
We have a growth factor which is stated as 1 + the rate it's growing
4 answers
asked by
Lauren
467 views
A bacteria population is 3000 at time t = 0 and its rate of growth is 1000 · 6t bacteria per hour after t hours. What is the
3 answers
asked by
Anonymous
4,138 views
Suppose that the number of bacteria in a certain population increases according to a continuous exponential growth model. A
3 answers
asked by
April
2,679 views
In a laboratory, a certain culture of bacteria doubles every hour. If there are originally 20 bacteria in the culture, how many
3 answers
asked by
Lan Pas
893 views
the current population of a city is 45000 and is increasing according to P=45000(1+t)^n and n=number of years. if the rate of
3 answers
asked by
Craig
551 views
In the middle pond is a patch of moss. The moss doubles in size every day. After exactly 20 days the complete pond will be
3 answers
asked by
Susy
1,133 views
1. The world population in 1992 is 5.42 billion. If its population doubled every
a. 41 years, what would its population be in 41
3 answers
asked by
sasha
1,535 views
A certain bacteria doubles the number of its cells every 20 minutes. A scientist puts 50 Cells in a culture disk. How many cells
2 answers
asked by
Jude
769 views
A tree grows 2.80 m during the first year since it was planted. During each subsequent year the tree's growth is 85% of its
4 answers
asked by
Anonymous
2,071 views
A country's population in 1991 was 15 million. In 2001 it was 16 million. Estimate the population in 2005 using exponential
3 answers
asked by
KEViN
2,325 views
In 1951, the population of India was 357 million people. By 1981 it had grown to 984 million. If the population is growing
3 answers
asked by
Leanna
867 views
If the doubling time of a state's population is 42 years, how long does it take for the population to increase by a factor of
4 answers
asked by
Randi
593 views
A certain population of bacteria doubles every 3 weeks. How long will it take for a population of 3,500 to triple?
3 answers
asked by
Alice
2,610 views
Winston is planting flowers in his garden. He plants 1 flower in the first row, 2 flowers in the second row, 4 flowers in the
3 answers
asked by
RRRRRRFRFR
309 views
a colony of 10000 bees doubles in number every month. how many bees will bein the colony after 6 months?
3 answers
asked by
Anonymous
631 views
A colony of 1000 weevils grows exponentially to 1750 in one week. a) At what continuous rate is the population growing?
b) How
3 answers
asked by
Waleed
895 views
A certain culture initially contains 10,000 bacteria and increase by 20% after every hour.
A) What will be the formula for
4 answers
asked by
Inam
775 views
The fox population in a certain region has an annual growth rate of 10℅ per year. In the year 2012, there were 2100 foxes
4 answers
asked by
Keonn`a:please help.
1,320 views
Find a bank account balance if the account starts with $100 , has an annual rate of 4% , and the money left in the account for
4 answers
asked by
Jordan
1,374 views
Find a bank account balance if the account starts with $100 , has an annual rate of 4% , and the money left in the account for
2 answers
asked by
Rocky
632 views
Assume that the number of bacteria follows an exponential growth model: P(t)=P0ekt
. The count in the bacteria culture was 900
3 answers
asked by
kevin
988 views
An investment grows according to the exponential equation y = 15,000 · 1.07x, where x is the number of years invested. Which of
3 answers
asked by
David B.
2,228 views
The rodent population in a city is currently estimated at 30,000 and is growing according to the Malthusian model. If it is
4 answers
asked by
Madison
1,632 views
The value of a particular investment follows a pattern of exponential growth. You invested money in a money market account. The
4 answers
asked by
Ellie
1,766 views
A population of bacteria growing exponentially will double in 24 hours. How long will it take for the bacterial population to
3 answers
asked by
Anonymous
731 views
Country A has a growth rate of 2.1% per year. The population is currently 5,747,000 and the land area of Country A is
3 answers
asked by
Leslie
1,777 views
A Bacteria has a doubling period of 8 days. If there are 2250 bacteria present now, how many will there be in 33 days?
find the
3 answers
asked by
Bobbie
2,751 views
After 3 hours the number of bacteria in a culture is observed to have doubled. Find the time that it takes the culture to grow
3 answers
asked by
Bria
1,056 views
A population of ants is growing at a rate of 10% per month. What is the growth factor?
4 answers
asked by
Emma
1,843 views
A type of bacteria doubles in number every 12 hours. After 2 days, there are 48 bacteria. How many bacteria were there at the
4 answers
asked by
Taylor
1,355 views
The bacteria in a certain culture double every 7.5 hours. The culture has 6,500 bacteria at the start.
How many bacteria will the
3 answers
asked by
Anonymous
752 views
Ginny has two quarters. For every week that Ginny does all of her chores, her mother increases the amount of money Ginny has
3 answers
asked by
Jacob
807 views
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