Home
Class 11
MATHS
In an exam, Arjun has to select 4 questi...

In an exam, Arjun has to select 4 questions from each part. There are 6,7 and 8 question in Part I, Part II and Part III, respectively. What is the number of possible combinations in which he can choose the question?

Promotional Banner

Topper's Solved these Questions

  • MATHEMATICAL REASONING

    V PUBLICATION|Exercise QUESTION BANK|84 Videos
  • PRINCIPLE OF MATHEMATICAL INDUCTION

    V PUBLICATION|Exercise QUESTION BANK|43 Videos

Similar Questions

Explore conceptually related problems

In an examination a question paper consists of' 12 questions divided into 2 parts I and II containing 5 and 7 questions respectively. A student is required to attempt 8 questions. In how many ways he can select 3 questions from part I and 5 questions from part II?

In an examination a question paper consists of' 12 questions divided into 2 parts I and II containing 5 and 7 questions respectively. A student is required to attempt 8 questions. In how many ways the student can select 4 questions from part I and 4 questions from part II.

In an examination, a question paper consists of 12 questions divided into two parts ie, part I and part II, containing 5 and 7 questions respectively. A student is required to attempt 8 questions in all, selecting at least 3 from each part. In how many ways can the student select the questions?

In an examination a question paper consists of' 12 questions divided into 2 parts I and II containing 5 and 7 questions respectively. A student is required to attempt 8 questions. In how many ways the student can select 5 questions from part I and 3 questions from part II.

A question paper has two parts, part A and part B, each containing 10 questions. If the student has to choose 8 from part A and 5 from part B, in how many ways can he choose the questions?

In an examination a question paper consists of' 12 questions divided into 2 parts I and H containing 5 and 7 questions respectively. A student is required to attempt 8 questions. In how many ways the student can answer 8 questions by selecting at least 3 questions from each part.

A student is to answer 10 out of 13 questions in an examinations such that he must choose at least 4 from the first five questions . The number of choices available to him is :

A box contains 6 red beads and 5 white beads. Another box contains 8 red beads and 4 white beads. If one bead is taken from each box, then: What is the number of possible pairs?

Observe the diagram, and answer the questions: In which of the marked part reduction division takes place? What is the significance of it? .

V PUBLICATION-PERMUTATIONS AND COMBINATIONS-QUESTIONBANK
  1. In an examination, a question paper consists of 12 questions divided i...

    Text Solution

    |

  2. Determine the number of 5 - card combinations out of a deck of 52 .car...

    Text Solution

    |

  3. It is required to seat 5 men and 4 women in a row so that the women oc...

    Text Solution

    |

  4. From a class of 25 students, 10 are to be chosen for an excursion part...

    Text Solution

    |

  5. Consider the word ASSASSINATION. How many different ways can be arra...

    Text Solution

    |

  6. How many words, with or without meaning that can be made from the lett...

    Text Solution

    |

  7. How many different numbers less than 400 can be formed from the digits...

    Text Solution

    |

  8. In how many ways can 5 children stand in a queue?

    Text Solution

    |

  9. A family of 4 males and 3 females are to be arranged in a row for a ph...

    Text Solution

    |

  10. From a class of 12 boys and 10 girls, 10 students are to be chosen for...

    Text Solution

    |

  11. Out of 18 points in a plane, no three are in the same line except 5 po...

    Text Solution

    |

  12. A class consists of 40 girls and 60 boys. In how many ways can a presi...

    Text Solution

    |

  13. Convert into factorials 4.5 .6 .7 .8 .9 .10 .11

    Text Solution

    |

  14. Express (2x+1)! in terms of (2x-1)!,(x+2)! in terms of (x-1)!.Hence,...

    Text Solution

    |

  15. Prove that 33 ! is divisible by 2^(15) . What is the largest integer n...

    Text Solution

    |

  16. Find n, if overset(9) P5+ 5.overset(9) P4= overset(10) Pn

    Text Solution

    |

  17. Show that overset(2 n) Cn=(1 xx 3 xx 5 xx . . xx(2 n-1))/(n !) .2over...

    Text Solution

    |

  18. If n and r are positive integers such that. 2 le r le n, show that o...

    Text Solution

    |

  19. In an exam, Arjun has to select 4 questions from each part. There are ...

    Text Solution

    |

  20. A polygon has 44 diagonals. Find the number of its sides

    Text Solution

    |