Percentage increase

What is the annual percentage increase in the city when the population has tripled in 20 years?

Correct answer:

p =  5.6467 %

Step-by-step explanation:

t=20 q=3  q=(1+p/100)t  p=100 (q1/t1)=100 (3201)=5.6467%



Did you find an error or inaccuracy? Feel free to write us. Thank you!



avatar







Tips to related online calculators
Our percentage calculator will help you quickly calculate various typical tasks with percentages.
Do you want to convert time units like minutes to seconds?

Related math problems and questions:

  • Demographics
    population The population grew in the city in 10 years from 30000 to 34000. What is the average annual percentage increase of population?
  • Annual growth
    exp_growth2 The population has grown from 25,000 to 33,600 in 10 years. Calculate what was the average annual population growth in%?
  • Exponential equation
    exp Find x, if 625 ^ x = 5 The equation is exponential because the unknown is in the exponential power of 625
  • Annual increase
    exp_growth The number of cars produced increased from 45,000 to 47,000 in 3 years. Calculate the average annual increase in cars in%.
  • Population
    population The town has 65,000 inhabitants. 40 years ago, there were 157,000. How many people will live in a city in 10 years if the population's average rate is as in previous years?
  • Population
    population What is the population of the city with 3% annual growth, if in 10 years the city will have 60,000 residents?
  • Decibel
    tv By what percentage does the sound intensity increase if the sound intensity level increases by 1 dB?
  • Volume of wood
    wood Every year, at the same time, an increase in the volume of wood in the forest is measured. The increase is regularly p% compared to the previous year. If in 10 years the volume of wood has increased by 10%, what is the number p?
  • Growth of wood
    wood The annual growth of wood in the forest is estimated at 2%. In how many years will make the forest volume double?
  • The city 3
    city The city has 22,000 residents. How long it is expected to have 25,000 residents if the average annual population growth is 1.4%?
  • Geometric sequence
    cralici In the geometric sequence is a4 = 20 a9 = -160. Calculate the first member a1 and quotient q.
  • The city
    city At the end of 2010 the city had 248000 residents. The population increased by 2.5% each year. What is the population at the end of 2013?
  • The town
    city The town population is 56000. It is decreasing by 2% every year. What will be the population of the town after 13 years?
  • The city 2
    kingkong Today lives 298000 citizens in the city. How many citizens can we expect in 8 years if their annual increase is 2.4%?
  • Exp
    old_calculator If sqrt[7](202-122) = sqrt[n](256), then n is:
  • Car value
    car_old The car loses value 15% every year. Determine a time (in years) when its price will halve.
  • Profit growth
    growth The profit of a company increased by 25% during the year 1992, increased by 40% during the year 1993, decreased by 20% in 1994 and increased by 10% during the year 1995. Find the average growth in the profit level over the four years periods?