Home
Class 14
MATHS
A sum of money lent out at simple intere...

A sum of money lent out at simple interest amounts to 720 after 2 years and 1020 after a further period of 5 years. Find the principal.(एक राशि पर 2 वर्ष का मिश्रधन रु 720 और यदि उसे 5 वर्ष के लिए और छोड़ दिया जाता है तो उससे रु 1020 मिश्रधन अर्जित होता है, तो मूलधन ज्ञात करे )

A

6000

B

600

C

1740

D

120

लिखित उत्तर

Verified by Experts

(b)
`Rightarrow` According to figure (चित्रानुसार)
`Rightarrow` SI for 5years=300
`Rightarrow` SI for 1 years=60
`Rightarrow` SI for 2 year=`60xx2=120`
`Rightarrow` Principle amont (तक)=Amount after 2 years-2years SI=720-120
`Rightarrow` Principle amount(प्रशानुसार)=600
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. Ram deposited a certain sum of money in a company at 12% per annum sim...

    Text Solution

    |

  2. In a certain years, a sum of money is doubled itself at 6(1)/(4)simple...

    Text Solution

    |

  3. A sum of money lent out at simple interest amounts to 720 after 2 yea...

    Text Solution

    |

  4. A and B borrowed 2000 and 3000 respectively at the same rate of intere...

    Text Solution

    |

  5. The simple interest on a sum of money is (8)/(25) of the sum. If the ...

    Text Solution

    |

  6. A sum of 7930 is divided into 3 parts and given at loan at 5% simple i...

    Text Solution

    |

  7. The principal which gives 1 interest per day at a rate of 5% simple in...

    Text Solution

    |

  8. The time required for a sum of money to amount to four times iteself a...

    Text Solution

    |

  9. Arving deposited a sum of money with a bank on 1 Janaury 2012 at 8% si...

    Text Solution

    |

  10. A man buys a TV priced at a16000. He pays 4000 at once and the rest af...

    Text Solution

    |

  11. If the ratio of principal and the simple interest of 5 years is 10:3, ...

    Text Solution

    |

  12. Mr. Dutta desired to deposit his retirement benefit of 3lacs partly to...

    Text Solution

    |

  13. A boy aged 12 years is left with 100000 which is under a trust. The tr...

    Text Solution

    |

  14. The simple interest on 36000 for the period form 5th Jan. to 31st May ...

    Text Solution

    |

  15. The rate of simple interest per annum of bank being decreased from 5%...

    Text Solution

    |

  16. Tushar borrowd a sum of 12000 at 5% per annum from a money lender on 1...

    Text Solution

    |

  17. A sum of Rs x was put at simple interest at a certain rate for 2 year...

    Text Solution

    |

  18. The simple interest on a sum of money for 3 years is 240 and the compo...

    Text Solution

    |

  19. एक ही समयावधि में कोई धनराशि 5% के ब्याज पर 2200 और 8% के ब्याज पर 232...

    Text Solution

    |

  20. For 2 years, a sum was put of SI at a certain rate. If the rate was 3%...

    Text Solution

    |