Home
Class 11
MATHS
How many 5-digit telephone numbers can b...

How many 5-digit telephone numbers can be constructed using the digits 0 to 9 if each number starts with 67 and no digit appears more than once?

Text Solution

Verified by Experts

The correct Answer is:
336
Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS AND COMBINATIONS

    MODERN PUBLICATION|Exercise EXERCISE 7 (b) Long Answer Type Questions - I|10 Videos

  • PERMUTATIONS AND COMBINATIONS

    MODERN PUBLICATION|Exercise EXERCISE 7 (c ) Short Answer Type Questions|5 Videos

  • PERMUTATIONS AND COMBINATIONS

    MODERN PUBLICATION|Exercise EXERCISE 7 (a) Short Answer Type Questions|18 Videos

  • MOCK TEST

    MODERN PUBLICATION|Exercise SECTION - D|5 Videos

  • PROBABILITY

    MODERN PUBLICATION|Exercise CHAPTER TEST|12 Videos

Similar Questions

Explore conceptually related problems

How many 5-digit telephone numbers can be constucted using the digits 0 to 9 if each numbers starts with 67 and no digit appears more than once?

How many 6-digit telephone numbers can be constructed using the digits 0 to 9, if each number starts with 67 and no digit appears more than once?

How many 8- digit telephone numbers can be constructed using the digits 0 to 9 if each number starts with 270 and no digit appears more than once?

How many five digit telephone numbers can be constructed using the digits 0 to 9. If each numbers starts with 67 and no digit a appears more than once?

How many 5-digit telephone numbers can be formed with the digits 0, 1, 2, 3, ….., 8, 9 if each number starts with 67 and no digit appears more than once ?

How many 6 -digit telephone numbers can be constructed with digits 0,1,2,3,4,5,6,7,8,9 if each number starts with 35 and no digit appears more than once?

How many five dilgit telephone numbers can be constructed using the digits 0 to 9. i. If each number starts with 59, for example 59612 etc. and no digit appears ore than once? ii. If each number starts with 67 and no digit apears more than once?

MODERN PUBLICATION-PERMUTATIONS AND COMBINATIONS -EXERCISE 7 (b) Short Answer Type Questions
  1. There are five colleges in a city. In how many ways can a man send 3 o...

    Text Solution

    |

  2. John wants to go abroad by ship and return by air. He has a choice of ...

    Text Solution

    |

  3. There are 5 routes ferom A to B and 3 routes from place B to place C. ...

    Text Solution

    |

  4. If there are 20 steamers plying between places A and B, in how many wa...

    Text Solution

    |

  5. In how many ways can 5 ladies draw water from 5 taps, assuming that no...

    Text Solution

    |

  6. In how many ways can 3 people be seated in a row containing 7 seats?

    Text Solution

    |

  7. A sample of 3 bulbs is tested. A bulb is labelled 'G' if it is good an...

    Text Solution

    |

  8. Six pictures are to be arranged from left to right on a wall of an art...

    Text Solution

    |

  9. The digits, from 0 to 9 are written on 10 slips of paper (one digit on...

    Text Solution

    |

  10. For a group photograph, 3 boys and 2 girls stand in a line in all poss...

    Text Solution

    |

  11. How many 5-digit telephone numbers can be constructed using the dig...

    Text Solution

    |

  12. Given 7 flags of different colours, how many different signals can be ...

    Text Solution

    |

  13. Find the number of different signals that can be made by arranging at ...

    Text Solution

    |

  14. How many numbers can be formed fro the digits 1,2,3 and 9, if repetiti...

    Text Solution

    |

  15. Kartar goes to a movie. The cinema hall has two entrances and three ex...

    Text Solution

    |

  16. Find the number of different signals that can be generated by arrangin...

    Text Solution

    |