Home
Class 10
MATHS
A principal becomes twice its amount in ...

A principal becomes twice its amount in 20 years at a certain rate of simple interest. At the same rate of simple interest, that principal becomes thrice of its amount in

A

30 yrs

B

35 yrs

C

40 yrs

D

45 yrs

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • BARANAGAR RAMAKRISHAN MISSION HIGH SCHOOL

    UNITED BOOK HOUSE|Exercise EXERCISE|55 Videos
  • BIDHANNAGAR GOVT, HIGH SCHOOL

    UNITED BOOK HOUSE|Exercise EXERCISE|53 Videos

Similar Questions

Explore conceptually related problems

A principal amounta double in 20 years at a certain rate of simple interest. At the same rate of interest the principal amounts triple in-

If a principal becomes twice of it in 10 years then the rate of simple interest is ______

Find the rate of simple interest in percent per annum if the simple interest of a principal is 3/5 part of the amount in 10 years.

If principal amounts double in 10 years, then the rate of yearly simple interest is

The amount of ₹ a in 20 years at the rate of simple interest of a % per annum is ………………

In true or false text In the case of simple interest, the principal is not fixed for every year.

A certain principal amounts Rs2750 in 2 years at a rate of simple interest of 5% per annum. Then find the rate of simple interest in percent per annum for which the principal amounts Rs3000 in 2 years.

₨ 800 becomes ₨ 956 in 3 years at a certain rate of simple interest. If the rate of interest is increased by 4%, what amount will ₨ 800 become in 3 years____

If a principal of Rs2000 becomes Rs2600 in 5 years, then in the same period of time at a 3% increased rate of simple interest , the same principal becomes

If a principal becomes dublein 10 years. Then the rate of simple interest in prescent per annum will be

UNITED BOOK HOUSE-BEGUNKODAR HIGH SCHOOL-EXERCISE
  1. A principal becomes twice its amount in 20 years at a certain rate of ...

    Text Solution

    |

  2. If x = 2+sqrt3 then x+1/x=

    Text Solution

    |

  3. If ABCD is a cyclic parallelogram then angle A is

    Text Solution

    |

  4. If 2 cos 3 theta=1, then theta=

    Text Solution

    |

  5. If the length of the diagonals of a rhombus are 24 cm and 10 cm then t...

    Text Solution

    |

  6. Median of a frequency distribution indicate graphically with the help ...

    Text Solution

    |

  7. Fill in the blanks The compound interest and simple interest for yea...

    Text Solution

    |

  8. Fill in the blanks If a/b=c/d=e/f=2/3 then (a+c-e)/(b+d-f)=

    Text Solution

    |

  9. Fill in the blanks If triangleABC, if AC=BC and AB^2= 2AC^2 then ang...

    Text Solution

    |

  10. Fill in the blanks Value of tan 15^@xxtan 45^@xxtan60^@xxtan75^@is.

    Text Solution

    |

  11. Ratio of the volume of two solid sphere is 1:8. The ratio of their cur...

    Text Solution

    |

  12. Fill in blanks If the mean of x1,x2,…,xn is batx, then mean of ax1,a...

    Text Solution

    |

  13. Write True or False In case of compound interest, interest is to be ...

    Text Solution

    |

  14. Write True or False If A alpha 1/C and C alpha 1/B, then A alpha B.

    Text Solution

    |

  15. The angle in the segment of a circle which is less than a semi circle ...

    Text Solution

    |

  16. Write True or False If 0^@lealphale90^@then the minimum value of (s...

    Text Solution

    |

  17. Write True or False Height, radius and slant height of a right circ...

    Text Solution

    |

  18. Write True or False Mode of 2,3,5,10,5,3,5 is 10.

    Text Solution

    |

  19. If the amount of Rs 100 for 2 years is Rs 121, then find the rate of c...

    Text Solution

    |

  20. In a partnership business, the ratio of the capital of A,B,C is 1/6:1/...

    Text Solution

    |