Home
Class 12
MATHS
The number of four digits telephone ...

The number of four digits telephone numbers having atleast one of their digit is repeated

A

5040

B

4960

C

2520

D

2480

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS & COMBINATIONS

    DIPTI PUBLICATION ( AP EAMET)|Exercise EXERCISE 1B (COMBINATIONS )|222 Videos
  • PERMUTATIONS & COMBINATIONS

    DIPTI PUBLICATION ( AP EAMET)|Exercise EXERCISE 2 ( SPECIAL TYPE QUESTIONS ) SET -1|9 Videos
  • PERMUTATIONS & COMBINATIONS

    DIPTI PUBLICATION ( AP EAMET)|Exercise EXERCISE 2 ( SPECIAL TYPE QUESTIONS ) SET -4|10 Videos
  • PARTIAL FRACTIONS

    DIPTI PUBLICATION ( AP EAMET)|Exercise EXERCISE 2 SET - 4|2 Videos
  • PROBABILITY

    DIPTI PUBLICATION ( AP EAMET)|Exercise EXERCISE 2 (SPECIAL TYPE QUESTIONS) SET-4|5 Videos

Similar Questions

Explore conceptually related problems

The number of four digit telephone numbers formed by the digits is (Note: 0 can be accepted in the first place)

The number of four digited even numbers that can be formed with the digits 0,1,2,5,7,8 is

Find the number of 4 - digit telephone numbers that can be formed using the digits 1,2,3,4,5,6 with atleast one digit repeated.

The number of three digited telephone numbers than can be formed using the digits 1,2,3,4,5,6 with atleast one digit repeated is

The number of four digited numbers that can be formed using the digits 2,4,5,7,8 when repetition is not allowed

The sum of the four digit even numbers that can be formed with the digits 0,3,5,4 with out repetition is

The number of four digited numbers greater than 7000 than can be formed from thte digits 3,5,7,8,9 is

The number of three digit numbers in which 9 appears only in one place is

The number of four digited numbers that can be formed using the digits 2,4,5,7,8, that are divisible by 4 is

The number of four digited numbers that can be formed using the digits 2,4,5,7,8, that are divisible by 25 is

DIPTI PUBLICATION ( AP EAMET)-PERMUTATIONS & COMBINATIONS-EXERCISE 1A (PERMUTATIONS )
  1. The number of four letter words using the letters of the word ...

    Text Solution

    |

  2. The number of 4 letter words that can be formed with the letters in th...

    Text Solution

    |

  3. The number of four digits telephone numbers having atleast one ...

    Text Solution

    |

  4. The number of number between 1 and 10 ^(10) which contain the d...

    Text Solution

    |

  5. The number of three digits number of the form xyz with x lt y, z...

    Text Solution

    |

  6. A telegraph post has 5 arms . Each arm is capable of four disti...

    Text Solution

    |

  7. There are 3 candidates for a professorship and one is to electe...

    Text Solution

    |

  8. A guardian with 5 wards wishes everyone of them to study eith...

    Text Solution

    |

  9. 3 letters are to be posted in 5 letter boxes in a part of the ...

    Text Solution

    |

  10. Each of the five questions in a multiple choice test has 4 p...

    Text Solution

    |

  11. The number of ways in which 7 distinct toys can be distributed ...

    Text Solution

    |

  12. The number of ways that five prizes can be given to 4 boys , wh...

    Text Solution

    |

  13. The number of ways in which 10 letters can be posted in 5 letter boxe...

    Text Solution

    |

  14. The number of ways of wearing 6 different rings to 5 hands is

    Text Solution

    |

  15. The number of functions that can be defined from a set containi...

    Text Solution

    |

  16. The numbers of the one one function that can be defind from A ={...

    Text Solution

    |

  17. The number of one one functions that can be defined from {1, 2, 3, 4}...

    Text Solution

    |

  18. The number of permutations that can be made using all the letters...

    Text Solution

    |

  19. The number of ways to rearrange the letters of the word CHEESE i...

    Text Solution

    |

  20. The number of arrangements that can be made by taking all from ...

    Text Solution

    |