Home
Class 12
MATHS
One hundred identical coins, each with p...

One hundred identical coins, each with probability 'p' of showing heads are tossed once. If `0 lt p lt 1` and the probability of heads showing on 50 coins is equal to that of heads showing on 51 coins, then the value of p is

A

`1//2`

B

`49//101`

C

`50//101`

D

`51//101`

Text Solution

Verified by Experts

The correct Answer is:
C, D
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    VMC MODULES ENGLISH|Exercise JEE MAIN (ARCHIVE)|37 Videos
  • PERMUTATION & COMBINATION

    VMC MODULES ENGLISH|Exercise JEE ARCHIVE|50 Videos
  • PROPERTIES OF TRIANGLE

    VMC MODULES ENGLISH|Exercise JEE Advanced (Archive)|50 Videos

Similar Questions

Explore conceptually related problems

Twenty identical coins each with probability p of showing heads are tossed. If the probability of heads showing on 10 coins is same as that of tails showing on 11 coins, then p is

Find the probability of getting head in a toss of one coin:

Find the probability of getting head in a toss of one coin:

Find the probability of getting a head when a coin is tossed once. Also find the probability of getting a tail.

Find the probability of getting a head when a coin is tossed once.

If two coins are tossed once, what is the probability of getting : 2 heads ?

Find the probability of getting two heads in two tosses of a coin.

Two coins are tossed together. Find the probability of getting : no head

When a coin is tossed n times, if the probability for getting 6 heads is equal to the probability of getting 8 heads, then the value of n is

A coin is tossed. What is the probability of getting: a head?

VMC MODULES ENGLISH-PROBABILITY-JEE ADVANCED (ARCHIVE)
  1. There are n urns each containing (n+1) balls such that ith urn contain...

    Text Solution

    |

  2. There are n urns each containing (n+1) balls such that ith urn contain...

    Text Solution

    |

  3. There are n urns each containing (n+1) balls such that ith urn contain...

    Text Solution

    |

  4. about to only mathematics

    Text Solution

    |

  5. A box contains 12 red and 6 white balls. Balls are drawn from the bag ...

    Text Solution

    |

  6. An urn contains m white and n black balls. A ball is drawn at random ...

    Text Solution

    |

  7. Eight players P1, P2, , P8 play a knock-out tournament. It is known t...

    Text Solution

    |

  8. Three player A, B and C, toss a coin cyclically in that order (that i...

    Text Solution

    |

  9. about to only mathematics

    Text Solution

    |

  10. In a test, an examinee either guesses or copies or knows the answer to...

    Text Solution

    |

  11. An urn contains 2 white and 2 black balls. A ball is drawn at random....

    Text Solution

    |

  12. about to only mathematics

    Text Solution

    |

  13. India play two matches each with West Indies and Australia. In any ...

    Text Solution

    |

  14. One hundred identical coins, each with probability 'p' of showing head...

    Text Solution

    |

  15. If the mean and the variance of a binomial variable X are 2 and 1 resp...

    Text Solution

    |

  16. A biased die is tossed and the respective probabilities for various fa...

    Text Solution

    |

  17. Numbers are selected at random, one at a time, from the two digit n...

    Text Solution

    |

  18. A is a set having n elements. A subset P of A is chosen at random. The...

    Text Solution

    |

  19. about to only mathematics

    Text Solution

    |

  20. A man takes a step forward with probability 0.4 and backward with p...

    Text Solution

    |