Home
Class 10
MATHS
Find the sum: 25+28+31+\ dot\ +100 (...

Find the sum: `25+28+31+\ dot\ +100` (ii) `18+15 1/2+13+\ dot+\ (-49 1/2)`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • AREAS RELATED TO CIRCLES

    RD SHARMA|Exercise All Questions|251 Videos

  • CIRCLES

    RD SHARMA|Exercise All Questions|131 Videos

Similar Questions

Explore conceptually related problems

How many terms are there in the A.P? 7, 10 , 13 , 43. (ii) -1, -5/6, -2/3, -1/2, ddot,(10)/3dot (iii) 7, 13 , 19 , ddot, 205 . (iv) 18 , 15 1/2, 13 , ddot, -47 .

Find the number of terms in each of the following APs : (i) 7, 13, 19, . . . , 205 (ii) 18 ," "15 1/2," "13 ," "dot" "dot" "dot" "," " 47

Find the number of terms in the following A.P. : 18, 15(1)/(2), 13 .. -47 .

Find the value of: 9. 756-6. 28 (ii) 21. 05\ -\ 15. 27 18. 5\ -\ 6. 79 (iv) 48. 1\ -\ 0. 37

Find the sum of the first 13 terms of the A.P: -6,\ 0,\ 6,\ 12 ,\ dot

Find the sum of 1 + 2 + 3 + …………… + 50 + 49 + ……… + 3 + 2 + 1

Find the common difference of the A.P. 13, 15 1/2, 18, 20 1/2,………… .

Find the mean of the following data: 19 21 23 25 27 29 31 13 15 16 18 16 15 13

Find the mean of the following data: x : 19 21 23 25 27 29 31 f : 13 15 16 18 16 15 13

RD SHARMA-ARITHMETIC PROGRESSIONS-All Questions
  1. Find the sum: 2+4+6+\ +200 (ii) 3+11+19+\ +803 (iii) (-5)+(-8)+(...

    Text Solution

    |

  2. Find the sum: 1+3+5+7+\ ddot\ +\ 199 (ii) 7+10 1/2+14+\ +84 (iii)...

    Text Solution

    |

  3. Find the sum: 25+28+31+\ dot\ +100 (ii) 18+15 1/2+13+\ dot+\ (-49 ...

    Text Solution

    |

  4. Find the sum of the first 15 terms of each of the following sequenc...

    Text Solution

    |

  5. Find the sum of the first 15 terms of each of the following sequenc...

    Text Solution

    |

  6. Find the sum of firsts 20 terms of the sequence whose n t h term is...

    Text Solution

    |

  7. Find the sum of the first 25 terms of an A.P. whose n t h term is ...

    Text Solution

    |

  8. Find the sum of the first 25 terms of an A.P. whose n t h term is ...

    Text Solution

    |

  9. Find the sum of first 51 terms of an AP whose second and third terms ...

    Text Solution

    |

  10. If the sum of 7 terms of an A.P. is 49 and that of 17 terms is 289,...

    Text Solution

    |

  11. In an A.P. first term is 5, last term is 45 and sum = 400 . Find the n...

    Text Solution

    |

  12. In an A.P., the sum of first n terms is (3n^2)/2+(13)/2n . Find its...

    Text Solution

    |

  13. Let there be an A.P. with first term ' a ' , common difference '...

    Text Solution

    |

  14. Let there be an A.P. with first term ' a ' , common difference '...

    Text Solution

    |

  15. Let there be an A.P. with first term ' a ' , common difference '...

    Text Solution

    |

  16. Let there be an A.P. with first term ' a ' , common difference '...

    Text Solution

    |

  17. Let there be an A.P. with first term ' a ' , common difference '...

    Text Solution

    |

  18. Let there be an A.P. with first term ' a ' , common difference '...

    Text Solution

    |

  19. A man saved Rs. 16500 in ten years. In each year after the first he sa...

    Text Solution

    |

  20. A man saves Rs. 32 during the first year, Rs. 36 in the second year an...

    Text Solution

    |