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Find P (A/B) if P(A) =0.4 , P(B) =0.8 an...

Find P (A/B) if P(A) =0.4 , P(B) =0.8 and P (B/A) =0.6

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The correct Answer is:
0.3
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If P(A)=0.4 P(B) = 0.8 and P (B/A) = 0.6 then find P(A cup B).

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If A and B are two events such that P(A)=0.4, P(B)=0.8 and P(B//a)=0.6 , then find: (i) P(AnnB) (ii) P(AuuB) (iii) P(A//B)

If A and B are two events such that P(A) = 0.5, P(B) =0.6 and P (A nnB) =0.4 , then what is Pbar(A uu B) equal to ?

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If A and B are events such that P(A uu B) = 0.5, P(barB) = 0.8 and P(A//B) = 0.4 , then what is P(A nn B) equal to ?

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CBSE COMPLEMENTARY MATERIAL-PROBABILITY-SIX MARK QUESTIONS
  1. Find P (A/B) if P(A) =0.4 , P(B) =0.8 and P (B/A) =0.6

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  2. If A and B are two independent events such that P(A nn bar(B))=1/6 and...

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  3. Bag A contains 4 red, 3 white and 2 black balls. Bag B contains 3 red,...

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  4. A doctor is to visit a patient. From the past experience, it is known ...

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  5. As man is known to speak truth 3 out of 4 times. He throws a die and ...

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  6. An insurance company insured 2000 scooter drivers, 4000 car drivers...

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  7. Three cards from a pack of 52 cards are lost. One card is drawn from t...

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  8. A bag A contains 2 white and 3 red balls and a bag B contains 4 white ...

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  9. In answering a question on a multiple choice test, a student either...

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  10. Suppose a girl throws a die. If she gets a 5 or 6, she tosses a coin ...

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  11. In a bolt factory machines, A, B and C manufacture bolts in the ratio ...

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  12. Two urns A and B contain 6 black and 4 white, 4 black and 6 white ball...

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  13. Two cards are drawn from a well shuffled pack of 52 cards. Find the me...

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  14. A letter is known to come either from TATANAGAR or CALCUTTA. On the en...

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  15. Two groups are competing for the position on the Board of directors of...

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  16. Two numbers are selected are random (without replacement) from posi...

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  17. A bag contains 5 balls. Two balls are drawn and are found to be white....

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  18. Find the probability distribution of the number of doublets in ...

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  19. Three critics review a book. Odds in favour of the book are 5:2, 4:3 ...

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  20. A box contains 2 Black, 4 White and 3 Red balls. One by one all balls ...

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  21. A bag contains 3 White, 3Black and 2 Red balls. 3 balls are successive...

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