Home
Class 10
MATHS
The A.P. in which 4^(th)term -15 and 9^(...

The A.P. in which `4^(th)`term -15 and `9^(th)` term is -30. Find the sum of first 10 numbers.

Promotional Banner

Topper's Solved these Questions

  • ARITHMETIC PROGRESSION

    UNIQUE PUBLICATION|Exercise Hots Solved|5 Videos

  • ARITHMETIC PROGRESSION

    UNIQUE PUBLICATION|Exercise Unique Practice Session|70 Videos

  • ARITHMETIC PROGRESSION

    UNIQUE PUBLICATION|Exercise Practice Set 3.4|5 Videos

  • CIRCLE

    UNIQUE PUBLICATION|Exercise 1 MARKS QUESTION |2 Videos

Similar Questions

Explore conceptually related problems

In an AP 18^(th) term is 180 and 36^(th) term is 360 find the sum of first 53 terms.

The 5^(th) term of an AP is 50. Find the sum of first 9 terms.

7^(th) term of an A.P. is 40. Then, the sum of first 13 terms is

If the 10^(th) term of an A.P. is 1/5 and its 20^(th) term is 1/3 , then the sum of its first 150 terms is:

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

The sum of the 4^(th) and 8^(th) terms of an AP is 24 and the sum of its 6^(th) term and 10^(th) term is 44. Find the first three terms of the AP.

The sum of first six terms of an AP.is 42. The ratio of its 10^(th) term to its 30^(th) term is 1:3 . Find the first term of the A.P.

If the n^(th) term of an A.P.is (2n+1), find the sum of first n terms of the A.P.

If 8^(th) of an A.P. is 15 , then the sun of first 15 terms is

If the nth term of an A.P. is 4n-1 , find the 30th term and the sum of first 30 terms.

UNIQUE PUBLICATION-ARITHMETIC PROGRESSION-Problem Set 3
  1. For an A.P. if t(7)=4.d=-4.then a=…..

    Text Solution

    |

  2. For an A.P. if a=3.5,d=0,n=101, then t(n)=….

    Text Solution

    |

  3. In an A.P. first two terms are -3,4 then 21^(st) term is………

    Text Solution

    |

  4. If for an A.P.,d=5, then t(18)-t(13)=….

    Text Solution

    |

  5. Sum of first five multiples of 3 is……….

    Text Solution

    |

  6. 15,10,5…..In this A.P. sum of first 10 terms is….

    Text Solution

    |

  7. In an A.P., 1^(st) terms is 1 and the last term is 20. The sum of all ...

    Text Solution

    |

  8. The 4th term from the end of an AP -11, -8, -5, …, 49 is

    Text Solution

    |

  9. In an A.P. 10^(th) term is 46, sum of 5^(th) and 7^(th) term is 52. fi...

    Text Solution

    |

  10. The A.P. in which 4^(th)term -15 and 9^(th) term is -30. Find the sum ...

    Text Solution

    |

  11. Two A.P's are given 9,7,5..and 24,21,18,….If n^(th)term of both the pr...

    Text Solution

    |

  12. If sum of 3^(rd) and 8^(th) terms of an A.P. is 7 and sum of 7^(th) an...

    Text Solution

    |

  13. In an A.P., first term is -5 and last term is 45. If sum of all the nu...

    Text Solution

    |

  14. Sum of 1 to n natural numbers is 36, then find the value of n.

    Text Solution

    |

  15. Split 207 into three parts such that these are in A.P. and the product...

    Text Solution

    |

  16. An AP consists of 37 terms. The sum of the three middle most terms is ...

    Text Solution

    |

  17. Show that the sum of an A.P. whose first term is a, the second term is...

    Text Solution

    |

  18. The sum of first P terms of an A.P. is equal to the sum of its first Q...

    Text Solution

    |

  19. If m times the m^(t h) term of an A.P. is equal to n times its n^(t h)...

    Text Solution

    |

  20. Rs. 1000 is deposited at 10 per cent simple interest. Check if the int...

    Text Solution

    |