Suppose the population of a city has been growing at a rate of 2.5% per year for each of the last 8 years. If the current population is 220, 000, estimate the population 8 years ago. Round your answer to the nearest person.

Q: A population of a region is observed to be changing exponentially. Initially, the population had…

A: Answer

Q: A wooden artifact from an ancient tomb contains 30 percent of the carbon-14 that is present in…

A:

Q: Nadav invests $6,000 in an account that earns 5% interest compounded continuously. What is the total…

A: Topic = Algebra

Q: Assume the revenue in the year 2000 was $ 800,000, and in the year 2002 it was $ 600,000. Assuming…

A: We will use exponential growth/decay formula to find expected revenue

Q: A wooden artifact from an ancient tomb contains 20 percent of the carbon-14 that is present in…

A:

Q: 3. The current population of Earth is about 6.5 billion. Use an average growth rate of 1.14% to…

A:

Q: A wooden artifact from an ancient tomb contains 30 percent of the carbon-14 that is present in…

A:

Q: A wooden artifact from an ancient tomb contains 45 percent of the carbon-14 that is present in…

A: A wooden artifact from an ancient tomb contains 45 percent of the carbon-14 that is present in…

Q: Suppose your great-great grandmother invested $500 earning 5.6% interest compounded continuously 90…

A: We have to find the amount

Q: The population of Adamsville grew from 10,000 to 14,000 in 7 years. Assuming uninhibited exponential…

A: Given population grew from 10,000 to 14,000 in 7 years and it follows exponential growth.we know…

Q: A wooden artifact from an ancient tomb contains 25 percent of the carbon-14 that is present in…

A:

Q: A sample of bacteria is decaying according to a half-life model. If the sample begins with 800…

A: Given: t=0  ,A0=800 t=14  ,A=160 t=?  ,A=40

Q: A wooden artifact from an ancient tomb contains 40 percent of the carbon-14 that is present in…

A:

Q: Suppose a country has a population of 50 million and projects growth rate of 5% per year for 20…

A:

Q: If $21.000 is invested in a savings account offering 4.5% per vear, compounded semiannually, how…

A:

Q: Suppose the value of a different stock that you own is decreasing. If the value of your stock has a…

A:

Q: A wooden artifact from an ancient tomb contains 55 percent of the carbon-14 that is present in…

A:

Q: If the starting point is 900, and the decay rate is 3%, choose the exponential function.

A: Starting point refers to the initial value. Decay rate is 3% = 0.03

Q: If the population of a certain city was 100,000 in 1996 and 110,643 in 2006, and if the population…

A:

Q: The population of a certain community follows the law of exponential change. If the present…

A: Topic = Algebra

Q: A sample of bacteria is decaying according to a half - life model . If the sample begins with 500…

A:

Q: Suppose that the town of Grayrock had a population of 10,000 in 2014 and a population of 12,000 in…

A: The exponential growth can be generalized as y=art where a represents the initial value, y…

Q: A wooden artifact from an ancient tomb contains 55 percent of the carbon-14 that is present in…

A:

Q: A retirement savings plan pays 4.5% interest, compounded continuously. How long will it take for an…

A: Given: A retirement savings plan pays 4.5% interest, compounded continuously. To find: Time in which…

Q: A wooden artifact from an ancient tomb contains 50 percent of the carbon-14 that is present in…

A:

Q: A wooden artifact from an ancient tomb contains 60 percent of the carbon-14 that is present in…

A: Given:-Carbon contains 60% of its initial value  First we find the vale of decay rate from half time…

Q: A wooden artifact from an ancient tomb contains 35 percent of the carbon-14 that is present in…

A: The question is exponential function based and we can identify it as we are given the half life. We…

Q: Ask Your Teacher   If the rate of growth of a population continues at 3%, in how many years will…

A: Given that growth rate =3%= 0.03 So, growth factor = 1+0.03=1.03 Let, y= population after t years.…

Q: Compare the growth rates of {n100} and {en/100} as n→ ∞.

A: Concept:   The calculus helps in understanding the changes between values that are related by a…

Q: Suppose a population of insects increases according to the law of exponential growth. There were 130…

A: Since the population increases by law of exponential growth.

Q: The population is decreasing at a rate of 5 % per year. if the population is 25,200 today, what will…

A: Given, Current Population = 25200 Decreasing @ 5% per annum

Q: The first recorded population of a particular country was 22 million and the population was 34…

A: Given,The first recorded population of a particular country was 22 million and the population after…

Q: 3. The current population of Earth is about 6.5 billion. Use an average growth rate of 1.14% to…

A: The current population of earth is 6.5 billion percentage of growth rate 1.14% using current year…

Q: Suppose a country has a population of 50 million and projects a growth rate of 3% per year for the…

A: To determine the population of this country be in 6 years.

Q: Suppose a country has a population of 40 million and projects a growth rate of 5% per year for the…

A: Given country has a population of 40 million and projects a growth rate of 5% per year for the next…

Q: The population is decreasing at a rate of 4 % per year. If the population is 24,800 today, what will…

A:

Q: A wooden artifact from an ancient tomb contains 50 percent of the carbon-14 that is present in…

A:

Q: A particular city had a population of 24,000 in 1930 and a population of 28,000 in 1970. Assuming…

A:

Q: The half life of a radioactive isotope is 70 years. If 150 grams of the isotope is originally…

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: A sample of bacteria is decaying according to a half-life model. If the sample begins with 500…

A: The decay function is: P(t)=P0ekt Given P0=500. So, P(t)=500ekt Now given that P(14)=100. So, the…

Q: A wooden artifact from an ancient tomb contains 50 percent of the carbon-14 that is present in…

A:

Q: A wooden artifact from an archaeological dig contains 90 percent of the Carbon-14 that is present in…

A: Formula used:

Q: Suppose a country has a population of 20 million and projects a growth rate of 4% per year for the…

A:

Q: A wooden artifact from an ancient tomb contains 60 percent of the carbon-14 that is present in…

A:

Q: Suppose a country has a population of 50 million and projects a growth rate of 3% per year for the…

A: Given query is to find the population of the country after 11 years.

Q: Suppose the population was 500 on January 1, 2000 and it was 800 on January 1, 2006. Assuming the…

A: Exponential growth model

Q: A sample of an isotope decayed to 77.3% of its original amount after one year. What is the half-life…

A: Radioactivity phenomena follow first kinetics: so,    Rate=kA1      k=constant by solving this…

Q: A wooden statue found in Egypt has a carbon-14 content that is three-fifths of that found in living…

A: The given problem is solved below in detail.

Q: A particular city had a population of 23,000 in 1910 and a population of 28,000 in 1950. Assuming…

A: