Home
Class 11
MATHS
In a class of 60 students, 30 opted for ...

In a class of 60 students, 30 opted for NCC, 32 opted for NSS and 24 opted for both NCC and NSS. If one of these students is selected at random, find the probability that :
the student opted for NCC or NSS.

Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    MODERN PUBLICATION|Exercise EXERCISE|348 Videos

  • PERMUTATIONS AND COMBINATIONS

    MODERN PUBLICATION|Exercise EXERCISE|319 Videos

  • RELATIONS AND FUNCTIONS

    MODERN PUBLICATION|Exercise EXERCISE|226 Videos

Similar Questions

Explore conceptually related problems

In a class of 60 students, 30 opted for NCC, 32 opted for NSS and 24 opted for both NCC and NSS. If one of these students is selected at random, find the probability that : the student has opted neither NCC nor NSS.

In a class of 60 students, 30 opted for NCC, 32 opted for NSS and 24 opted for both NCC and NSS. If one of these students is selected at random, find the probability that The student has opted neither NCC nor NSS.

A class consists of 10 boys and 8 girls. Three students are selected at random. Find the probability that the selected group has : all Boys.

A class consists of 10 boys and 8 girls. Three students are selected at random. Find the probability that the selected group has : all girls.

A class consists of 10 boys and 8 girls. Three students are selected at random. Find the probability that the selected group has : 2 boys and 1 girl.

Marks obtained by 2500 students are shown in the following table: A student is selected at random. Find the probability that : he scores more than 80% marks.

Marks obtained by 2500 students are shown in the following table: A student is selected at random. Find the probability that : he scores less than 60% marks.

In a hostel, 60% of the students read Hindi news paper, 40% read English news paper and 20% read both Hindi and English news papers. A student is selected at random. Find the probability that she reads neither Hindi nor English news papers.

MODERN PUBLICATION-PROBABILITY -EXERCISE
  1. In an entrance test that is graded on the basis of two examinations, t...

    Text Solution

    |

  2. The probability that a student will pass the final examination in both...

    Text Solution

    |

  3. In a class of 60 students, 30 opted for NCC, 32 opted for NSS and 24 o...

    Text Solution

    |

  4. In a class of 60 students, 30 opted for NCC, 32 opted for NSS and 24 o...

    Text Solution

    |

  5. In a class of 60 students, 30 opted for NCC, 32 opted for NSS and 24 o...

    Text Solution

    |

  6. One card is drawn from a pack of 52 cards, each of 52 cards being equa...

    Text Solution

    |

  7. One card is drawn from a pack of 52 cards, each of 52 cards being equa...

    Text Solution

    |

  8. One card is drawn from a pack of 52 cards, each of 52 cards being equa...

    Text Solution

    |

  9. One card is drawn from a pack of 52 cards, each of 52 cards being equa...

    Text Solution

    |

  10. The probability that a student will receive an A, B, C or D grade is 0...

    Text Solution

    |

  11. The probability that a student will receive an A, B, C or D grade is 0...

    Text Solution

    |

  12. The probability that a student will receive an A, B, C or D grade is 0...

    Text Solution

    |

  13. Neelam is taking up subjects - Mathematics, Physics and Chemistry. She...

    Text Solution

    |

  14. Probabilities of A, B and C of solving a problem are 1/2, 1 /3 and 1/4...

    Text Solution

    |

  15. Neelam is taking up subjects - Mathematics, Physics and Chemistry. She...

    Text Solution

    |

  16. A bag contains 100 identical tokens on which numbers 1 to 100 are mark...

    Text Solution

    |

  17. A bag contains 100 identical tokens on which numbers 1 to 100 are mark...

    Text Solution

    |

  18. A bag contains 100 identical tokens on which numbers 1 to 100 are mark...

    Text Solution

    |

  19. A bag contains 100 identical tokens on which numbers 1 to 100 are mark...

    Text Solution

    |

  20. A bag contains 100 identical tokens on which numbers 1 to 100 are mark...

    Text Solution

    |