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A speaks truth in 75% and B in 80% of th...

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?

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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% of the cases, while B in 40% of the cases. In what percent of cases are they likely to contradict each other in stating the same fact?

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 ?

A speaks truth in 75% cases and B speaks truth in 80% cases. Find the probability that they contradict each other in stating the same fact?

X speaks truth in 60% and Y in 50% of the cases. Find the probability that they contradict each other narrating the same incident.

X speaks truth in 60% and Y in 50% of the cases. Find the probability that they contradict each other narrating the same incident.

X speaks truth in 60 % and Y in 50 % of the cases . The probability that they contradict each other while narrating the same fact is a) 1/4 b)1/3 c)1/2 d)2/3

There are two persons A and B such that the chances of B speaking truth of A and A speaks truth in more than 25% cases. Statement-1: If A and B contradict each other in narrating the same statement with probability 1//2 , then it is certain that B never tells a lie. Statement-2: The probability that A speaks truth is 1//2 .

A speaks truth in 75% cases and B speaks truth in 80% cases. Probability that they contradict each other in statement, is 7/(20) b. (13)/(20) c. 3/5 d. 2/5

In a family the husband tells a lie in 30% cases and the wife in 35% cases. Find the probability that both contradict each other on the same fact.

RD SHARMA ENGLISH-PROBABILITY-All Questions
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  2. Two cards are drawn successively without replacement from a well sh...

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  3. A speaks truth in 75% and B in 80% of the cases. In what percentage of...

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  4. Kamal and Monica appeared for n interview for two vacancies. The proba...

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  5. A bag contains 3 white, 4 red and 5 black balls. Two balls are drawn ...

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  6. A bag contains 8 red and 3 green balls. Three balls are drawn one afte...

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  7. A and B toss a coin alternately till one of them gets a head and wins ...

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  8. Two cards are drawn from a well shuffled pack of 52 cards one after ...

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  9. Tickets are numbered from 1 to 10. Two tickets are drawn one after the...

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  10. In  a family the husband tells a lie in 30% cases and the wife in 3...

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  11. A husband and wife appear in an interview for two vacancies for the ...

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  12. A bag contains 7 white, 5 black and 4 red balls. Four balls are drawn ...

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  13. A, B, and C are independent witness of an event which is known to have...

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  14. A bag contains 4 white and 2 black balls. Another contains 3 white and...

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  15. A bag contains 4 white , 7black and 5 red balls. 4 balls are drawn wit...

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  16. A bag contains 4 red and 5 black balls, a second bag contain 3 red and...

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  17. There are three urns. A, B, and C . Urn A contains 4 red balls and  3 ...

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  18. A and B take turns in throwing two dice, the first to throw 9 being ...

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  19. A, B, and C in order toss a coin. The one to throw a head wins. What ...

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  20. Three persons A, B, C throw a die in succession till one gets a six an...

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