Home
Class 11
MATHS
In how many ways can the letters of the ...

In how many ways can the letters of the word PENCIL be arranged so that (i) `N` is always next to `E` ? (ii) `Na n dE` are always together?

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • PARABOLA

    RD SHARMA ENGLISH|Exercise All Questions|86 Videos

  • PROBABILITY

    RD SHARMA ENGLISH|Exercise All Questions|290 Videos

Similar Questions

Explore conceptually related problems

In how many ways can the letters of the word ‘PIZZA’ be arranged

In how many ways can the letters of the word ‘PHONE’ be arranged

In how many ways can the letters of the word ' INDIA' be arranged ?

In how many ways the letters of the word RAINBOW be arranged ?

In how many ways, the letters of word FRACTION can be arranged ?

In how many other ways can the letters of the word ' SIMPLETON ' be arranged?

In how many ways, the letter of word NUMBER can be arranged ?

In how many ways can the letters of the following words be arranged: RADIO

In how many ways can the letters of the word ARRANGE be arranged so that the two R's are never together.

In how many ways can the letters of the word 'ALGEBRA' be arranged, so that two A's are never together?

RD SHARMA ENGLISH-PERMUTATIONS-All Questions
  1. If 2n+1P(n-1) : (2n-1)Pn =3:5,find n

    Text Solution

    |

  2. Find the number of arrangements of the letters of the INDEPENDENCE. ...

    Text Solution

    |

  3. In how many ways can the letters of the word PENCIL be arranged so tha...

    Text Solution

    |

  4. How many 4-letter word, with or without meaning, can be formed out of ...

    Text Solution

    |

  5. If Pm stands for ^m Pm , then prove that: 1+1. P1+2. P2+3. P3++ndotPn=...

    Text Solution

    |

  6. In an examination hall there are four rows of chairs. Each row has 8 c...

    Text Solution

    |

  7. The sum of all four-digit numbers that can be formed by using the d...

    Text Solution

    |

  8. If P(15 ,r-1): P(16 ,r-2)=3:4 , find rdot

    Text Solution

    |

  9. If "^(n+5)P(n+1)=(11(n-1))/2"^(n+3)Pn , find ndot

    Text Solution

    |

  10. How many words, with or without meaning, can be formed by using the ...

    Text Solution

    |

  11. If a denotes the number of permutations of (x+2) things taken all at a...

    Text Solution

    |

  12. In how many ways can 9 examination papers arranged so the best and the...

    Text Solution

    |

  13. How many words can be formed with the letters of the words ‘ORDINATE’ ...

    Text Solution

    |

  14. A code word is to consist of two distinct English alphabets followed b...

    Text Solution

    |

  15. In how many ways can 5 children the arranged in a row such that two of...

    Text Solution

    |

  16. How many words can be formed from the letters of the word, TRIANGLE? ...

    Text Solution

    |

  17. (i) How many different words can be formed with letters of the word ‘S...

    Text Solution

    |

  18. In how many ways can 5 girls and 3 boys be seated in a row so that ...

    Text Solution

    |

  19. How many words can be formed with the letters of the words ‘ORDINATE’ ...

    Text Solution

    |

  20. When a group photograph is taken, all the seven teachers should be in ...

    Text Solution

    |