Home
Class 10
MATHS
If the sum of a certain number of terms ...

If the sum of a certain number of terms of the A.P. 25, 22, 19.... is 116. Find the last term.

Promotional Banner

Topper's Solved these Questions

  • AREAS RELATED TO CIRCLES

    RD SHARMA ENGLISH|Exercise All Questions|251 Videos

  • CIRCLES

    RD SHARMA ENGLISH|Exercise All Questions|131 Videos

Similar Questions

Explore conceptually related problems

If the sum of a certain number of terms of the AP 25,22,19... is 116 . Find the last term.

Find the sum to 25 terms of the A.P. 5, 7, 9, 11, …

Determine the number of terms in the A.P. 3,4,5, …, 399 . Also find its 25^(th) term .

Find the sum of the first 22 terms of the A.P. : 8, 3, -2,………….

The sum of the 4th and the 8th terms of an A.P. is 24 and the sum of the 6th and the 10th terms of the same A.P. is 44. Find the first three terms of the A.P.

The sum of a series of terms in A.P. is 128. If the first term is 2 and the last term is 14, find the common difference.

Find the sum of last 8 terms of the A.P. -12,-10,-8,……..,58.

The sum of 30 terms of a series in A.P., whose last term is 98, is 1635. Find the first term and the common difference.

If the sum of 8 terms of an A.P. is 64 and the sum of 19 terms is 361, find the sum of n terms.

Find the number of terms of the A.P. -12 ,\ -9,\ -6,\ dot,\ 12 . If 1 is added to each term of this A.P., then find the sum of all terms of the A.P. thus obtained.

RD SHARMA ENGLISH-ARITHMETIC PROGRESSIONS-All Questions
  1. Find the sum to n term of the A.P. 5,\ 2,\ -1,\ -4,\ -7,\ dot,

    Text Solution

    |

  2. Find the sum of n terms of an A.P. whose n t h terms is given...

    Text Solution

    |

  3. If the sum of a certain number of terms of the A.P. 25, 22, 19.... ...

    Text Solution

    |

  4. How many terms of the sequence 18 ,\ 16 ,\ 14 ,\ dot should be t...

    Text Solution

    |

  5. How many terms are there in the A.P. whose first and fifth terms are ...

    Text Solution

    |

  6. How many terms of the A.P. 9,\ 17 ,\ 25 ,\ dot must be taken so ...

    Text Solution

    |

  7. How many terms of the A.P. 63, 60, 57, .... must be taken so that t...

    Text Solution

    |

  8. The first and the last terms of an AP are 17 and 350 respectively. ...

    Text Solution

    |

  9. The third term of an A.P. is 7 and the seventh term exceeds three time...

    Text Solution

    |

  10. The first term of an A.P.is 2 and the last term is 50. the sum of all ...

    Text Solution

    |

  11. If 12th term of an A.P. is -13 and the sum of the first four terms i...

    Text Solution

    |

  12. Find the sum of first 22 terms of an AP in which d=l and 22nd term is ...

    Text Solution

    |

  13. Find the sum of all natural numbers between 1 and 100, which are divis...

    Text Solution

    |

  14. Find the sum of first n odd natural numbers.

    Text Solution

    |

  15. Find the sum of all odd numbers between (i) 0 and 50 (ii) 100 and 2...

    Text Solution

    |

  16. Show that the sum of all odd integers between and 1000 which are divis...

    Text Solution

    |

  17. Find the sum of all integers between 84 and 719, which are multiples o...

    Text Solution

    |

  18. Find the sum of all integers between 0 and 500 which are divisible by ...

    Text Solution

    |

  19. Find the sum of all even integers between 101 and 999.

    Text Solution

    |

  20. Find the sum of all integers between 100 and 550, which are divisible ...

    Text Solution

    |