Home
Class 14
MATHS
A sum of money placed at compound intere...

A sum of money placed at compound interest doubles itself in 3 years. In how many years will it amount to four times itself?

Text Solution

Verified by Experts

The correct Answer is:
6 years
Promotional Banner

Topper's Solved these Questions

  • CIRCLE

    ADVANCED MATHS BY ABHINAY MATHS ENGLISH|Exercise MUTLIPLE CHOICE QUESTIONS |134 Videos

  • COORDINATE GEOMETRY

    ADVANCED MATHS BY ABHINAY MATHS ENGLISH|Exercise Questions|47 Videos

Similar Questions

Explore conceptually related problems

A sum of money placed at com pound interest doubles itself in 4 years. In how many years will it amount to four times itself ?

A sum of money placed at compound interest doubles itself in 6 years. In how many years will it amount to 16 times itself?

A sum of money placed at compound interest doubles itself in 4 years. In how many years will it amount to eight times itself ?

A sum of money placed at compound interest doubles itself in 5 yr. In how many years, it would amount to eight times of itself at the same rate of interest? (A) 10 yr (B) 15 yr (C ) 7 yr (D) 20 yr

A sum of money invested at compound interest doubles itself in six years. In how many years will it become 64 times itself at the same rate of compound interest?

A sum of money invested at compound interest triples itself in five years. In how many years will it become 27 times itself at the same rate of compound interest ?

A sum of money at compound interest (compound annually) doubles itself in 4 years. In how many years will it amount to eight times of itself?

If a sum of money at compound interest amounts to thrice itself in 3 years then in how many years will it be 9 times itself?

ADVANCED MATHS BY ABHINAY MATHS ENGLISH-COMPOUND INTEREST -QUESTIONS
  1. What will be the difference between simple and compound interest on a ...

    Text Solution

    |

  2. If the difference between the compound interest and simple interest on...

    Text Solution

    |

  3. A sum of money placed at compound interest doubles itself in 3 years. ...

    Text Solution

    |

  4. At what rate per cent compound interest does a sum of money become fou...

    Text Solution

    |

  5. A sum of money at compound interest amounts to Rs. 4050 in one year an...

    Text Solution

    |

  6. If a sum of Rs. 13040 is to paid back in two equal annual installments...

    Text Solution

    |

  7. Nikita invested Rs. 8000 for 3 years at 5% CI in a post office. If the...

    Text Solution

    |

  8. The compound interest on Rs. 2000 at 5% per annum, compounded yearly f...

    Text Solution

    |

  9. At what rate per cent per annum will Rs. 1000 amount to Rs. 1331 in 3 ...

    Text Solution

    |

  10. Find the present worth of Rs. 9261 due 3 years hence at 5% per annum c...

    Text Solution

    |

  11. The compound interest on Rs. 10000 at 20% per annum at the end of 1 ye...

    Text Solution

    |

  12. A sum put out at 4% compound interest payable half yearly amounts to R...

    Text Solution

    |

  13. The compound interest on Rs. 12000 for 9 months at 20% per annum, inte...

    Text Solution

    |

  14. The difference of compounds interest on Rs. 800 for 1 year at 20% per ...

    Text Solution

    |

  15. The difference between the simple interest and the compound interest o...

    Text Solution

    |

  16. In how much time does Rs. 800 at 5% per annum compound interest amount...

    Text Solution

    |

  17. What will be the compound interest on a sum of Rs. 1875 after 2 years ...

    Text Solution

    |

  18. What will be the amount if a sum of Rs. 5000 is placed at compound int...

    Text Solution

    |

  19. What sum will amount to Rs. 15916.59 in 3 years at compound interest, ...

    Text Solution

    |

  20. The compound interest on Rs. 800 in 2(1)/(2) years at 5% is

    Text Solution

    |