Home
Class 12
MATHS
The number of 3 digited numbers "abc' su...

The number of 3 digited numbers "abc' such that `bltc` is

A

450

B

405

C

400

D

410

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS & COMBINATIONS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|163 Videos

  • PERMUTATIONS & COMBINATIONS

    AAKASH SERIES|Exercise EXERCISE-I|60 Videos

  • PARTIAL FRACTIONS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|31 Videos

  • PROBABILITY

    AAKASH SERIES|Exercise Practise Exercise|165 Videos

Similar Questions

Explore conceptually related problems

Identify the number of 3 digit number that divisible by 7.

The number of 7 digited numbers which can be formed using the digits 1, 2, 3, 2, 3, 3, 4 is

The number of 5 digited numbers that can be formed using the digits the digits 0,1,2,3,4,5 that are divisible by 5 when repetition is allowed is

The total number of 8 digited numbers which have all different digits is

The total number of seven digit numbers so that the sum of digits is even is

The number of 6 digited numbers less than 4,00,000 can be formed by using the digits 1,2,3,3,3,4, is

The number of 5 digited numbers that can be formed using the digits 0, 1, 2, 3, 4, 5 that are divisible by 6 when repetition is not allowed is

The number of four digited numbers formed from the digits {2,3,4,5,6} that are divisible by 3 is

AAKASH SERIES-PERMUTATIONS & COMBINATIONS-EXERCISE-II
  1. The number of words which can be formed out of letters a, b, c, d, e, ...

    Text Solution

    |

  2. A three digit number n is such that the last two digits of it ...

    Text Solution

    |

  3. The number of 3 digited numbers "abc' such that bltc is

    Text Solution

    |

  4. A box contains 5 pairs of shoes. If 4 shoes are selected, then the num...

    Text Solution

    |

  5. Number of ways of seating 20 persons at two round tables. Seating 10 t...

    Text Solution

    |

  6. A binary sequence is an array of '0' s and 1's . The number o...

    Text Solution

    |

  7. A guard of 12 men is formed a group of n soldiers . It is found...

    Text Solution

    |

  8. In a polygon, no three diagonals are con current. If the total no. of ...

    Text Solution

    |

  9. A is a set containing n elements. A subset P of A is chosen. The set A...

    Text Solution

    |

  10. A is a set containing n elements. A subset P of A is chosen. The set A...

    Text Solution

    |

  11. A is a set containing n elements. A subset P of A is chosen. The set A...

    Text Solution

    |

  12. There are 10 intermediate stations on a railway line between two parti...

    Text Solution

    |

  13. No.of divisors of the form 4n+2(nge0) of the integer 240 is

    Text Solution

    |

  14. The number of ways in which 6 things can be divided Statement-I: in...

    Text Solution

    |

  15. IF a,b,c be the number of positive integral integral divisors o...

    Text Solution

    |

  16. Match the following {:("List-I","List-II"),((I)""^(n)C(r+1)+2""^(n)C...

    Text Solution

    |

  17. Assertion (A) : If 5 parallel lines intersect 4 parallel lines, then t...

    Text Solution

    |

  18. Assertion (A) : The number of positive integral solutions of x(1)+x(2)...

    Text Solution

    |

  19. There are two ums. Um A has 3 distinct red balls and um B has 9 distin...

    Text Solution

    |

  20. Statement -1 the number of ways of distributing 10 identical ball...

    Text Solution

    |