A mountain in Jefferson County is eroding and losing elevation at a rate of 5% every millennium. If the current elevation is 1,070 meters, how tall will the mountain be in 2 millennia? If necessary, round your answer to the nearest whole number. meters

Q: During each hour, an exhaust fan removes 15.0% of the carbon dioxide present in the air in a room at…

A: Solution :  Given that  Decreasing rate  r = 15.0% = 15/100 = 0.15  Number of hours  n = 10.0 hours

Q: Your electrical bill states that you used 840 kilowatt-hours of energy in January. Determine your…

A: The number of kilowatt- hours of energy in January is 840.

Q: The Great Earthquake registered a magnitude of 8.5 on the Richter scale. What was the intensity of…

A:

Q: In the 2000 U.S. Census, a small city had a population of 50,000. By the 2010, the population had…

A:

Q: a particular car is said to depreciate 15 percent each year. if the car new value is at 20,000, what…

A:

Q: There are 1,750,235 acres of forest.  One half percent of the forest is destroyed by pollution every…

A: Given :                   Decay :          y= a(1-r)x         a - initial amount before measuring…

Q: A certain culture of bacteria triples in amount every day. If there are 100 bacteria present during…

A:

Q: How long a tape does a police officer need to record a 2 minute video confession at an operating…

A:

Q: A particular car model depreciates 11.8 percent anı Find the value of a $25400 car 5 years after its…

A:

Q: Estimate how many times a dart will hit the new bull's eye if 50 darts hit the target, Round your…

A:

Q: A chemical substance has a half-life of 5 hours.how much of a 82-gram sample remains after 12 hours?…

A:

Q: Forty grams of a certain radioactive material disintegrates to 16 grams in 220 years. How much of…

A: Radioactive material follows first order kinetics equation - k = 1tlnA0AA0 = Initial amount = 40 gmA…

Q: A vacuum pump removes one-half of the air in a container with each stroke. After 10 strokes, what…

A: Given that, the vacuum removes one-half of the air in a container with each stroke. Assume that the…

Q: In 1960, the earthquake with the largest death toll happened in Morocco. It registered a 5.8 on the…

A: Richter scale is a scale of number used to tell the power of the earthquakes. One important point to…

Q: A certain culture of the bacterium rhodobacter sphaeroides initially has 22 bacteria and is observed…

A: Solved below

Q: In the 2000 U.S. Census, a small city had a population of 60,000. By the 2010, the population had…

A:

Q: Everything related Calculate volumes of revolution

A: Solution is given as below:

Q: The half-life of radium is 1690 years. If 80 grams are present now, how much will be present in 710…

A: Formula for decay A(t)= Aoekt Given Ao=80

Q: According to a certain central bank from 2000 to 2016 the average price of a new home in a certain…

A: The price of the home in 2000.

Q: A particular car is said to depreciate 15% each year. If the car new was valued at $20,000, what…

A:

Q: A sample of radioactive material disintegrates from 6 to 5 grams in 150 days. After how many days…

A:

Q: The half-life of radium is 1690 years. If 30 grams are present now, how much will be present in 570…

A: We have to finds the remaining amount

Q: According to the model, what was the city's population 4 years after it was founded? Round your…

A: The value of a function f(x) at a value of x is obtained by substituting the value of x in the…

Q: The half-life of the radioactive element krypton-91 is 10 seconds. If 16 grams of Question…

A: Given: Half life of Krypton-91 = 10 seconds Initial amount of Krypton-91 = 16 gm We have to find how…

Q: The Ellis family uses up a 1 2 -gallon jug of milk every 3 days. At what rate do they drink milk?

A: Given that the Ellis family uses 12 gallon jug of milk every 3  days . we use quotient rule to…

Q: If the population increases by 2.5% per year, what percentage does it change in 5 years?

A: Per year increment rate(r)=2.5%  In n years % change=1+r100n-1

Q: The town of Diamond Wish, which initially had 20 000 people, began to experience an exponential…

A:

Q: In 2015, there were approximately 4,053,000 births in a country. Find the birth rate in births per…

A: Formula:

Q: The half-life of radium is 1690 years. If 80 grams are present now, how much will be present in 360…

A: Given query is to find the amount remaining after 360 years.

Q: A vehicle purchased for $32500 depreciates at a constant rate of 9%. Determine the approximate value…

A:

Q: There are 6,000 cases of Coronavirus in Hong Kong. If Coronavirus cases increase at a rate of 3% per…

A: according to question number of Coronavirus cases after n days is=6000(1+3100)n =6000(1.03)n

Q: Some people subtract 32 and then divide by 2 to estimate the change from a Fahrenheit reading to a…

A: Some people subtract 32 and then divide by 2 to estimate the change from a Fahrenheit reading to a…

Q: Approximately 430 000 birds were killed by wind turbines in a given country. It is estimated that…

A: Given information:It is given that; the approximate number of birds killed by wind turbines in a…

Q: A certain forest covers an area of 3800 km". Suppose that each year this area decreases by 5.75%.…

A:

Q: Your parents purchase $120,000. After 12 yea doubled in value. Wha rate that could generat

A: Present value of the house P(0) = $120,000 time t=12 years rate =r%  After 12 years the amount will…

Q: If you climbed to the top of Cho Oyu, you would be approximately 26,864 feet above sea level.…

A: Given,  Height of peak from sea level = 26864 feet.   as 1 mile = 5280 feet (already given)…

Q: What is the magnitude in the Richter scale of an earthquake that released 100 million joules of…

A: It is given that An earthquake that released 100 million joules of energy

Q: If one earthquake is 30 times as intense as another, how much larger is its magnitude on the Richter…

A: I have provided solution in step2.

Q: The population of the Norway doubled in the last 12 years from 1995 to 2007. Assuming the rate of…

A: According to question,Population of Norway doubled in 12 years from 1995 to 2007.

Q: In the 2000 U.S. Census, a small city had a population of 40,000. By the 2010, the population had…

A: Let the population of city at time t be:  y(t)

Q: what is the elavation of 18 feet below sea level

A: we have to find what is the elavation of 18 feet below sea level.

Q: A new IPhone is estimated to lose 25% of its value every semi-anually after its purchase. How much…

A:

Q: A wheel makes 30 revolutions per min. How many revolutions does it make per​ second?

A: Number of revolutions in 1 minute =30 That is, number of revolutions in 60 seconds=30 Then, number…

Q: Approximately 490,000 birds were killed by wind turbines in a given country. It is estimated that…

A: Total number of birds killed in the first year = 490,000Now after ten year this was become…

Q: The half-life of radium is 1690 years. If 50 grams are present now, how much will be present in 580…

A: Since it is given that half-life of radium is 1690 years.Our aim is to calculate that how much…

Q: The half-life of radium is 1690 years. If 80 grams are present now, how much will be present in 240…

A:

Q: A small hole in a rubberized container allows 20 of the air escape each second. What percent of the…

A:

Q: A house with an original value of $160,000 increased in value to $220,000 in 5 years. What is the…

A:

Q: The population of the Philippines doubled from 1967 to 1997. Assuming the rate of population…

A: Let 'x' be the population of Philippines in 1967. Therefore, in 1997 the population become '2x'   We…

Q: The half-life of radium is 1690 years. If 90 grams are present now, how much will be present in 370…

A: