Home
Class 10
MATHS
How many terms of the arithmetic progres...

How many terms of the arithmetic progression 45, 39, 33,….. Must be taken so that their sum is 180? Explain the double answer.

Text Solution

Verified by Experts

The correct Answer is:
10, 6
Promotional Banner

Topper's Solved these Questions

  • ARITHMETIC PROGRESSIONS

    EDUCART PUBLICATION|Exercise SHORT ANSWER (SA - II) TYPE QUESTIONS|58 Videos

  • AREAS RELATED TO CIRCLES

    EDUCART PUBLICATION|Exercise OBJECTIVE TYPE QUESTION (LONG ANSWER TYPE QUESTIONS) |19 Videos

  • CBSE PAPER (12 MARCH 2020)

    EDUCART PUBLICATION|Exercise Set III (Section - D)|2 Videos

Similar Questions

Explore conceptually related problems

How many terms of the arthmetic progression 45,39,33,.... must be taken so that sum is 180?

How many terms of the series 54,51,48,. be taken so that their sum is 513? Explain the double answer

How many terms of the series –12, – 9, – 6,... must be taken that the sum may be 54?

How many terms of the sequence 17,15,13,11..... should be taken so that their sum is zero.

How many terms of the sequence 18 ,\ 16 ,\ 14 ,\ dot should be taken so that their sum is zero?

How many terms of the AP:24,21,18,... must be taken so that their sum is 78?

How many terms of the AP 20,19""1/3,18""2/3 ,…., must be taken to make the sum 300 ? Explain the double answer.

How many terms of the AP 1,2,3,... must be taken so that their sum is 55

How many terms of the AP 17,15,13,11,... must be added to get thesum 72? Explain the double answer.

EDUCART PUBLICATION-ARITHMETIC PROGRESSIONS-LONG ANSWER TYPE QUESTIONS
  1. Find the sum of the integers between 100 and 200 that are divisible by...

    Text Solution

    |

  2. Which term of the Arithmetic Progression -7, - 12, -17, -22,… will be ...

    Text Solution

    |

  3. How many terms of the arithmetic progression 45, 39, 33,….. Must be ta...

    Text Solution

    |

  4. Show that the sum of an AP whose first term is a, the second term b an...

    Text Solution

    |

  5. If the sum of the first four terms of an AP is 40 and the sum of the f...

    Text Solution

    |

  6. The sum of the 4th and 8th terms of an AP is 24 and the sum of the ...

    Text Solution

    |

  7. If the ratio of the 11^(th) term of an AP to its 18^(th) term is 2 : 3...

    Text Solution

    |

  8. The ratio of the sums of m terms and n terms of an A.P. is m^(2) : n^(...

    Text Solution

    |

  9. Solve the equation -4+(-1)+2+ … +x =437.

    Text Solution

    |

  10. A thief runs with a uniform speed of 100 m/min. After one minute a pol...

    Text Solution

    |

  11. If the ratio of the sum of the first n terms of two Aps is (7n + 1) : ...

    Text Solution

    |

  12. The 26th, 11th and the last terms of an AP are, 0, 3 and -(1)/(5),resp...

    Text Solution

    |

  13. Find the sum of the following series : 5+(-41)+9+(-39)+13+(-37)+17+....

    Text Solution

    |

  14. The sum of four consecutive numbers in A.P. is 32 and the ratio of the...

    Text Solution

    |

  15. Solve for x: 1+4+7+10+...+x=287

    Text Solution

    |

  16. The sum of the first five terms of an A.P. and the sum of the first s...

    Text Solution

    |

  17. Find the (i) sum of those integers between 1 and 500 which are multi...

    Text Solution

    |

  18. Find the (i) sum of those integers between 1 and 500 which are multi...

    Text Solution

    |

  19. Find the (i) sum of those integers between 1 and 500 which are multi...

    Text Solution

    |

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

    Text Solution

    |