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If P (A) = 3/4 and P (A cap B) = 1/4 , t...

If `P (A) = 3/4` and `P (A cap B) = 1/4` , then `P (B/A)` is equal to :

A

`(1)/(3)`

B

`(1)/(4)`

C

`(1)/(5)`

D

`(1)/(7)`

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The correct Answer is:
A
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ACCURATE PUBLICATION-PROBABILITY -Questions Carrying 1 mark Type -1 ( MULTIPLE CHOICE QUESTIONS )
  1. If P (A) = 2//5, P {B) = 1//5 and P (A cup B) = 3//5, then P (A//B) eq...

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  2. If P (A) = 3//5, P {B) = 1//5 and P (A cup B) = 4//5, then P (A//B) eq...

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  3. If P (A) = 3/4 and P (A cap B) = 1/4 , then P (B/A) is equal to :

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  4. If P (A) = 4/5 and P (A cap B) = 1/5 , then P (B/A) is equal to :

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  5. If P(A) = 1/2, P(B) = 3/8 and P(A nn B) = 1/5· then P(A/B) is equal to...

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  6. If P(A) = 1/3, P(B) = 3/5 and P(A nn B) = 1/5· then P(A/B) is equal to...

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  7. If P(A)=3/5, P(B) = 1/5 find P (A cap B) if A and B are independent ev...

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  8. If A and B are independent events and if P(A) = 1/2, P(B)= 2/5, then P...

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  9. If E and F are independent events, P (E) = 1/2 and P (F) = 1/3, then P...

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  10. If P (A) = 1/2 , P(B) = 0 then P (A|B) is :

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  11. If A and B are events such that P(A/B)=P(B/A), then

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  12. If A and B are two events such that P(A) ne 0 and P(B/A) = 1, then

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  13. If P(A/B) > P(A), then which of the following is correct : :

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  14. If A and B are any two events such that : P(A) + P(B) – P(A and B) = P...

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  15. If A and B are two events such that AsubB and P(B) ne 0, then which of...

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  16. If P ( A ) = 0.2 , P ( B ) = 0.6 , find P ( A ∪ B ) . where A and B ...

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  17. If P (E) denotes probability prime number in dice.Find its value.

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  18. If E is any event then P (E) belongs to

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  19. If P(A)=0.2, P(B)=0.4, P(AuuB)=0.6 , then P(A//B) is equal to

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  20. If A and B are events such that P(A) = 0·4, P(B) = 0.8 and P(B/A) = 0·...

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