Home
Class 11
MATHS
A speaks truth in 60% of cases, while B ...

A speaks truth in 60% of cases, while B in 90% of the cases. In what percent of cases are they likely to contradict each other in stating the same fact?

A

`(5)/(12)`

B

`(1)/(2)`

C

`(7)/(12)`

D

`(11)/(12)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    TARGET PUBLICATION|Exercise CRITICAL THINKING (BAYES THEOREM AND ODDS)|13 Videos

  • PROBABILITY

    TARGET PUBLICATION|Exercise COMPETITIVE THINKING (ALGEBRA OF EVENTS , CONCEPT OF PROBABILTIY)|42 Videos

  • PROBABILITY

    TARGET PUBLICATION|Exercise CRITICAL THINKING (ALGEBRA OF EVENTS , CONCEPT OF PROBABILTIY)|32 Videos

  • FACTORIZATION FORMULAE

    TARGET PUBLICATION|Exercise EVALUATION TEST|8 Videos

  • SETS, RELATIONS AND FUNCTIONS

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

Similar Questions

Explore conceptually related problems

A speaks truth in 60% of the cases,while B in 90% of the cases.In what percent of cases are they likely to contradict each other in stating the same fact? In the cases of contradiction do you think,the statement of B will carry more weight as he speaks truth in more number of cases than A?

(i) P speaks truth in 70% of the cases and Q in 80% of the cases. In what persentage of cases are they likely to agree in stating the same fact ? (ii) A speaks truth in 75% of the cases, while B in 90% of the cases. In what percent of cases are they likely to contradict each other in stating the same fact ?

A speaks truth n 60% of the cases and B in 90% of the cases. In what percentage of cases are they likely to i. contradict each other in stating the same fact? ii. agree in stating the same fact?

A' speaks truth in 60% cases and 'B' in 70% cases. In what percentages of cases are they likely to contradict each other in stating the same fact?

A speaks truth in 75% cases and B in 80% of the cases.In what percentage of cases are they likely to contradict each other,in narrating the same incident? (a) 5% (b) 15% (c) 35% (d) 45% (e) None of these

A speaks truth in 75% and B in 80% of the cases. In what percentage of cases are they likely to contradict each other in narrating the same incident?

A speaks truth in 75% of cases and B in 80% of cases. The percentage of cases theyare likely to contradict each other in stating the same fact, is

A speaks truth in 80% cases and B speaks truth in 90% cases. In what percentage of cases are they likely to agree with each other in stating the same fact ?

TARGET PUBLICATION-PROBABILITY-CRITICAL THINKING (ADDITION THEOREM AND CONDITIONAL PROBABILITY)
  1. There are 20 cards. Ten of these cards have the letter "I" printed on ...

    Text Solution

    |

  2. A letter is taken from the word MULTIPLE and another letter is taken ...

    Text Solution

    |

  3. In a single throw of two dice, the probability of getting a total of ...

    Text Solution

    |

  4. There are two boxes. One box contains 3 white balls and 2 black balls...

    Text Solution

    |

  5. A class consists of 80 students 25 of them are girls and 55 boys . If...

    Text Solution

    |

  6. If A and B are two events and P(A) = (3)/(8) . P(B) =(1)/(2), P(A ...

    Text Solution

    |

  7. If P(AnnB)=1/2,P( A nn B )=1/3, P(A)=p , P(B)=2p , then find the ...

    Text Solution

    |

  8. If M and N are any two events, then the probability that exactly one o...

    Text Solution

    |

  9. Two events Aa n dB have probabilities 0.25 and 0050, respectively. The...

    Text Solution

    |

  10. Out of 80 students in a class , 30 passed in Mathematices , 20 in E...

    Text Solution

    |

  11. If P(E(1)) = p(1) and P(E(2)) = p(2) and E(1) and E(2) are indepen...

    Text Solution

    |

  12. The probability that a man will live 10 more years is 1//4 and the pro...

    Text Solution

    |

  13. If the probability that A and B will die within a year are p and q res...

    Text Solution

    |

  14. A speaks truth in 60% of cases, while B in 90% of the cases. In what p...

    Text Solution

    |

  15. Let E and F be two independent events . The probability that nei...

    Text Solution

    |

  16. If A and B are two independent events then P((A)/(B)) =

    Text Solution

    |

  17. If A and B are tow events such that A sub B then P((B)/(A))=

    Text Solution

    |

  18. If P(A)=(1)/(5),P(B) =(1)/(3) "and " P(A nn B)=(1)/(5) " then " P(ba...

    Text Solution

    |

  19. Ina certain town, 40% of the people have brown hair, 25% have brown ...

    Text Solution

    |

  20. If A and B are two events with P(A) = (1)/(4), P(A//B) = (1)/(4) and...

    Text Solution

    |