Home
Class 10
MATHS
Find the sum of all three digit natural ...

Find the sum of all three digit natural numbers, which are divisible by 7.

Text Solution

Verified by Experts

All 3 digit natural number which is divisible by `7` is
`105, 112, 119, 126,...................994`
In the arithmetic sequence
`105, 112, 119, 126,...................994`
...
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

Find the sum of all two digit natural numbers which are divisible by 4.

Find the number of all three digit natural numbers which are divisible by 9.

Find the sum of all 3 – digit natural numbers, which are divisible by 13.

Find the sum of all the three digit natural numbers which on division by 7 leaves remainder 3.

Find how many three digit natural numbers are divisible by 5 .

Find the sum of all two digit natural numbers which when divided by 3 yield 1 as remainder .

Find the sum of first 100 even natural numbers which are divisible by 5.

The sum of all four digit numbers which are divisible by 7 is :

Find the sum of all 3 – digit natural numbers, which are multiples of 11.

Find, how many three digit natural numbers are divisible by 13?

RD SHARMA-ARITHMETIC PROGRESSIONS-All Questions
  1. Two A.P’s have the same common difference. The difference between thei...

    Text Solution

    |

  2. Find the 8th term from the end of the A.P. 7,10,13, ..., 184

    Text Solution

    |

  3. Find the sum of all three digit natural numbers, which are divisible b...

    Text Solution

    |

  4. If (a^(n+1)+b^(n+1))/(a^n+b^n) is the A.M. between aa n db . Then, fin...

    Text Solution

    |

  5. Find the number of integers between 50 and 500 which are divisible by ...

    Text Solution

    |

  6. 150 workers were engaged to finish a piece of work in a certain number...

    Text Solution

    |

  7. How many numbers of two digits are divisible by 7?

    Text Solution

    |

  8. Along a road lie an odd number of stones placed at intervals of 10 met...

    Text Solution

    |

  9. Divide 32 into four parts which are in A.P. such that the product of ...

    Text Solution

    |

  10. Find the sum of first 30 terms of an A.P. whose second term is 2 and ...

    Text Solution

    |

  11. Ramkali would need Rs. 1800 for admission fee and books etc., for her ...

    Text Solution

    |

  12. The first and the last terms of an A.P. are 5 and 45 respectively. If ...

    Text Solution

    |

  13. Two cars start together in the same direction from the same place. The...

    Text Solution

    |

  14. The sum of the third and the seventh terms of an AP is 6 and their ...

    Text Solution

    |

  15. If (m+1)^(t h) term of an A.P. is twice the (n+1)^(t h) term, prove th...

    Text Solution

    |

  16. In a school students thought of planting trees in and around the sc...

    Text Solution

    |

  17. The sum of the first p , q , r terms of an A.P. are a , b , c respecti...

    Text Solution

    |

  18. The ratio of the sum of n terms of two A.Ps is (7n+1):(4n+27)dot Find ...

    Text Solution

    |

  19. If there are (2n+1) terms in A.P., then prove that the ratio of the s...

    Text Solution

    |

  20. Raghav buys a shop of Rs. 1,20,000. He pays half of the amount in cash...

    Text Solution

    |