Home
Class 8
MATHS
The present population of a town is 2800...

The present population of a town is 28000. If it increases at the rate of 5% per annum, what will be its population after 2 years?

Text Solution

AI Generated Solution

To find the population of a town after 2 years given its current population and a rate of increase, we can use the formula for compound interest, which is also applicable for population growth. The formula is: \[ A = P \left(1 + \frac{r}{100}\right)^t \] Where: - \( A \) = the amount (future population) - \( P \) = the principal amount (current population) - \( r \) = rate of increase (as a percentage) ...
Promotional Banner

Topper's Solved these Questions

  • ALGEBRAIC EXPRESSIONS AND IDENTITIES

    RD SHARMA|Exercise All Questions|251 Videos
  • CUBES AND CUBE ROOTS

    RD SHARMA|Exercise All Questions|120 Videos

Similar Questions

Explore conceptually related problems

The present population of a town is 24000. If if increases at the rate of 5% per annum, what will be its population after 2 years?

The population of a town is 125000. It is increasing at the rate of 2% per annum. What will be its population after 3 years?

The population of a town is 705600.If it increases at the rate of 5% per annum,then what will be its population 2yr hence?

The present population of town is 16000. If it increases at rate of 5% p.a., what will be the population after 2 years?

The present population of a city is 18000. If it increases at the rate of 10% per annum, its population after 2 years will be:

The population of a town is 1,76400. If it increases at the rate of 5% per annum,what will be its population 2 years hence? What was it 2 years ago?

The present population of a city is 180000. If it increases at the rate of 10% per annum, its population after 2 years will be :

The population of a town is 352800.If it increases at the rate of 5% per annum,then what will be its population 2 yr hence. Also, find the population 2 yr ago.

RD SHARMA-COMPOUND INTEREST-All Questions
  1. A factory increased its production of three wheelers from 80000 in ...

    Text Solution

    |

  2. Given that carbon-14 decays at a constant rate in such a way that it...

    Text Solution

    |

  3. The present population of a town is 28000. If it increases at the r...

    Text Solution

    |

  4. The population of a city is 125000. If the annual birth rate and death...

    Text Solution

    |

  5. The present population of a town is 25,000. It grows at 4%, 5% and 8% ...

    Text Solution

    |

  6. Three years ago, the population of a town was 50000. If the annual inc...

    Text Solution

    |

  7. There is a continuous growth in population of a village at the rate of...

    Text Solution

    |

  8. In a factory, the production of scooters rose to 46305 from 40000 in 3...

    Text Solution

    |

  9. The annual rate of growth in population of a certain city is 8% . If i...

    Text Solution

    |

  10. The population of a town increases at the rate of 50 per thousand. Its...

    Text Solution

    |

  11. The count of bacteria in a culture grows by 10% in the first hour, dec...

    Text Solution

    |

  12. The population of a certain city was 72000 on the last day of the year...

    Text Solution

    |

  13. 6400 workers were employed to construct a factory in 4 years. A the en...

    Text Solution

    |

  14. Aman started a factory with an initial investment of Rs 100000. In the...

    Text Solution

    |

  15. The population of a town increases at the rate of 40 percent annually....

    Text Solution

    |

  16. The production of a mixi company in 1996 was 8000 mixies. Due to incre...

    Text Solution

    |

  17. The population of a city increase each year by 4% of what it had been ...

    Text Solution

    |

  18. Jitendra set up a factory by investing Rs. 2500000. During the first t...

    Text Solution

    |

  19. The compound interest on ₹ 10000 at 10% per annum for 3 years, compoun...

    Text Solution

    |

  20. A new car costs Rs. 360000.Its price depreciates at the rate of 10% a ...

    Text Solution

    |