Home
Class 11
MATHS
The sum of the digits in unit place of a...

The sum of the digits in unit place of all the numbers formed with the help of 3, 4, 5 and 6 taken all at a time is

A

18

B

108

C

432

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS AND COMBINATIONS

    OBJECTIVE RD SHARMA ENGLISH|Exercise Chapter Test|60 Videos

  • PERMUTATIONS AND COMBINATIONS

    OBJECTIVE RD SHARMA ENGLISH|Exercise Section II - Assertion Reason Type|9 Videos

  • PARABOLA

    OBJECTIVE RD SHARMA ENGLISH|Exercise Chapter Test|30 Videos

  • PROBABILITY

    OBJECTIVE RD SHARMA ENGLISH|Exercise Chapter Test|45 Videos

Similar Questions

Explore conceptually related problems

The sum of the digits in the unit place of all numbers formed with the help of 3,4,5,6 taken all at a time is

The sum of the digits in the unit place of all numbers formed with the help of 3,4,5,6 taken all at a time is

The sum of the digits in the unit place of all numbers formed with the help of 3,4,5,6 taken all at a time is

The sum of digits in the unit's place of all numbers formed with the help of 3, 4, 5, 6 taken all at a time is a. 18 b. 432 c. 108 d. 144

Statement-1: the sum of the diigits in the ten's place of all numbers formed with the help of 3,4,5,6 taken all at a time is 108. Statement-2: The sum of the digits in the ten's place= The sum of the digits is the units's place.

The sum of the digits in tens place of all numbers formed with the digits 1, 2, 3, 4, 5 taken all at a time without repetition is

The sum of the digits in unit place of all the numbers formed using the digits 3,4,5,6 without repetitions, the no. of such numbers are

The sum of the digits in the unit's place of all the 4-digit numbers formed by using the numbers 3,4,5 and 6 without repetition is

Find the sum of all the numbers that can be formed with the digits 2, 3, 4, 5 taken all at a time.

Find the sum of all the numbers that can be formed with the digits 2, 3, 4, 5 taken all at a time.

OBJECTIVE RD SHARMA ENGLISH-PERMUTATIONS AND COMBINATIONS-Exercise
  1. If all the words formed with the letters of the word 'RANDOM' arranged...

    Text Solution

    |

  2. Find the sum of all the numbers that can be formed with the digits 2, ...

    Text Solution

    |

  3. The sum of the digits in unit place of all the numbers formed with the...

    Text Solution

    |

  4. If the letters of the word MOTHER are written in all possible orders ...

    Text Solution

    |

  5. Numbers greater than 1000 but not greater than 4000 which can be fo...

    Text Solution

    |

  6. The number of ways in which 5 picturers can be hung from 7 picture nai...

    Text Solution

    |

  7. The number of all four digit numbers which are divisible by 4 that can...

    Text Solution

    |

  8. The number of all five digit numbers which are divisible by 4 that can...

    Text Solution

    |

  9. The number of ways in which m+n(nlem+1) different things can be arrang...

    Text Solution

    |

  10. All possible two-factor products are formed from the numbers 1, 2,…..,...

    Text Solution

    |

  11. m men and n women ae to be seated in a row so that no two women sit...

    Text Solution

    |

  12. Find the number of ways in which six '+' and four '-' signs can be arr...

    Text Solution

    |

  13. If in a chess tournament each contestant plays once against each of th...

    Text Solution

    |

  14. Total number of four digit odd numbers that can be formed by using 0, ...

    Text Solution

    |

  15. A committee of 5 is to be formed from 9 ladies and 8 men. If the commi...

    Text Solution

    |

  16. The number of ordered triplets, positive integers which are solutions ...

    Text Solution

    |

  17. Find the number of straight lines that can be drawn through any two po...

    Text Solution

    |

  18. The number of ways in which 10 candidates A1,A2, A(10) can be rank...

    Text Solution

    |

  19. , the number of ways in which 10 candidates A(1)andA(2) can be ranked ...

    Text Solution

    |

  20. The total number of all proper factors of 75600, is

    Text Solution

    |