Home
Class 14
MATHS
If the simple interest for 6 years be eq...

If the simple interest for 6 years be equal to 30% of the principal, it will be equal to the principal after((यदि 6 वर्षो का साधारण मूलधन के 30 % के बराबर है, तब बियाज और मूलधन कितने समय बाद बराबर होंगे ))

A

20years

B

30years

C

10years

D

22years

लिखित उत्तर

Verified by Experts

(a) Let the principle =10P
interest=`10Pxx(30)/(100)=3P`
According to the question, Case(i)
`3P=(10PxxRxx6)/(100) Rightarrow=5%`
Case(ii)
Interest=Principle=10P
`10P=(10Pxx5xxt)/(100)` t=20years
Promotional Banner

टॉपर्स ने हल किए ये सवाल

  • RATIO & PROPORTION

    RAKESH YADAV|Exercise Year : 2014|74 Videos
  • SIMPLIFICATION

    RAKESH YADAV|Exercise All Questions|292 Videos
RAKESH YADAV-SIMPLE INTEREST-All Questions
  1. If 64 amount to 83.20 in 2 years what will 86 amounts to in 4 years a...

    Text Solution

    |

  2. The effective annnual rate fo interest corresponding to a nominal rate...

    Text Solution

    |

  3. If the simple interest for 6 years be equal to 30% of the principal, i...

    Text Solution

    |

  4. A person invests money in three different schemes for 6 years 10 years...

    Text Solution

    |

  5. 1000 is invested at 5% per annum simple interest. If the interest is a...

    Text Solution

    |

  6. A person deposited 400 for 2 years 550 for 4 years and 1200 for 6 year...

    Text Solution

    |

  7. Manoj deposited 29400 fior 6 years at simple interest. He got 4200 as ...

    Text Solution

    |

  8. 6000 becomes7200 in 4 years. If the rate becomes 1.5 time of itself, t...

    Text Solution

    |

  9. simple interest on 500 for 4 years at 6.25% per annum is equal to the ...

    Text Solution

    |

  10. A borrow 800 at the rate of 12% per annum simple interest and B borrow...

    Text Solution

    |

  11. With a given rate of simple interest, the ratio of principal and amoun...

    Text Solution

    |

  12. A person lends 40% of his sum of money at 15% per annum, 50% of rest a...

    Text Solution

    |

  13. Ramesh deposited 15600 in a fixed deposit at the rate of 10% per annu ...

    Text Solution

    |

  14. 848 की धनराशि को 4 % वार्षिक साधरण ब्याज की दर से 4 वर्ष के अंत चुकाई...

    Text Solution

    |

  15. A sum of money at a certain rate per annum of of simple interest doubl...

    Text Solution

    |

  16. कितने समय में कोई धनराशि साधारण ब्याज की 15 % वार्षिक दर से स्वं की दु...

    Text Solution

    |

  17. If 12000 is divided into two parts such that the simple interest on th...

    Text Solution

    |

  18. Out of 50000 that a man has, he lends 8000 at 5(1)/(2) per annum simpl...

    Text Solution

    |

  19. किसी धनराशि पर साधारण ब्याज मूलधन का (1)/(4) है तथा वर्षो की संख्या ...

    Text Solution

    |

  20. Equal sum of money are lent to X and Y at 7.5% per annum for a period ...

    Text Solution

    |