Home
Class 12
MATHS
How many numbers can be formed with the ...

How many numbers can be formed with the digits 1, 2, 3, 4, 3, 2, 1 so that the odd digits always occupy the odd places?

A

3

B

6

C

9

D

18

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • PERMUTATION & COMBINATION

    VMC MODULES ENGLISH|Exercise LEVEL-2|88 Videos

  • PERMUTATION & COMBINATION

    VMC MODULES ENGLISH|Exercise JEE ARCHIVE|50 Videos

  • PERMUTATION & COMBINATION

    VMC MODULES ENGLISH|Exercise JEE ARCHIVE|50 Videos

  • MOCK TEST 9

    VMC MODULES ENGLISH|Exercise MATHEMATICS (SECTION 2)|5 Videos

  • PROBABILITY

    VMC MODULES ENGLISH|Exercise JEE ADVANCED (ARCHIVE)|102 Videos

Similar Questions

Explore conceptually related problems

How many numbers can be formed with digits 1,2,3,4,3,2,1, so that odd digits always occupy the odd places?

The number of different numbers that can be formed by using all the digits 1, 2, 3, 4,3, 2,1 so that odd digits always occupy the odd places IS 1) 6 2)72 3) 60 4) 18

How many 6 digit numbers can be formed with the digits 1,3,3,0,1,2?

How many 7 digit numbers can be formed with the digits 2,3,0,3,4,4,3?

How many numbers of 5 digits can be formed with the digits 0,1,2,3,4?

How many 3 digit odd numbers can be formed with the digits 1,3,5,6,8?

Find the total number of nine-digit numbers that can be formed using the digits 2, 2, 3, 3, 5, 5, 8, 8, 8 so that the odd digit occupy the even places.

Find the total number of nine-digit numbers that can be formed using the digits 2, 2, 3, 3, 5, 5, 8, 8, 8 so that the odd digit occupy the even places.

How many number4 of four digits can be formed with the digits 1,3,3,0?

How many numbers of 5 digits can be formed by the digits 1,2,2,1,3?

VMC MODULES ENGLISH-PERMUTATION & COMBINATION-LEVEL-1
  1. Total 5-digit numbers divisible by 3 can be formed using 0, 1, 2, 3, 4...

    Text Solution

    |

  2. Total 5-digit numbers divisible by 3 can be formed using 0, 1, 2, 3, 4...

    Text Solution

    |

  3. How many numbers can be formed with the digits 1, 2, 3, 4, 3, 2, 1 so ...

    Text Solution

    |

  4. The number of numbers divisible by 3 that can be formed by four differ...

    Text Solution

    |

  5. The number of possible outcomes in a throw of n ordinary dice in which...

    Text Solution

    |

  6. The number of times the digit 5 will be written when listing the integ...

    Text Solution

    |

  7. The number of five-digit telephone numbers having atleast one of the...

    Text Solution

    |

  8. Six identical coins are arranged in a row. The total number of ways in...

    Text Solution

    |

  9. How many numbers greater than 1000, but not greater than 4000 can be ...

    Text Solution

    |

  10. The least positive integer n for which ""^(n-1)C(5)+""^(n-1)C(6) lt "...

    Text Solution

    |

  11. the exponent of 15 in 100!, is

    Text Solution

    |

  12. The number of ways to select 2 numbers from {0, 1, 2, 3, 4} such that ...

    Text Solution

    |

  13. If A={x|x is prime number and x<30}, find the number of different rati...

    Text Solution

    |

  14. The number of six digit numbers that can be form from the digit 1,2,3,...

    Text Solution

    |

  15. Eight chairs are numbered 1 to 8. Two women and three men wish to oc...

    Text Solution

    |

  16. The number of four-digit numbers that can be made with the digits 1...

    Text Solution

    |

  17. A variable name in certain computer language must be either an alph...

    Text Solution

    |

  18. The number of diagonals of a polygon of 15 sides is:

    Text Solution

    |

  19. Find the value of ""^(47)C4+ underset (r=1) overset( 5) sum ""^(52-r...

    Text Solution

    |

  20. Write the expression \ ^n C(r+1)+\ ^n C(r-1)+2xx\ ^n Cr in the simples...

    Text Solution

    |