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If A and B are any two events such that ...

If A and B are any two events such that : `P(A) + P(B) – P(A and `B) = P(A)`, then

A

P (B | A ) = 1

B

P (A | B) =1

C

P (B| A) =0

D

P (A| B) =0

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The correct Answer is:
B
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ACCURATE PUBLICATION-PROBABILITY -Questions Carrying 1 mark Type -1 ( MULTIPLE CHOICE QUESTIONS )
  1. If A and B are two events such that P(A) ne 0 and P(B/A) = 1, then

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

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

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

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

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

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

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

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  9. 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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  10. If A and B are independent events such that 0 lt P (A) lt 1 and 0 lt P...

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  11. Let X be a discrete random variable. The probaility distribution of X ...

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  12. Let 'X' be a discrete random variable assuming values x1, x2, ...........

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  13. If P (A) = (4)/(5) and P (A cap B ) = (7)/(10) , then P (B | A) is eq...

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  14. If P ( A cap B) = (7)/(10) and P (B) = (17)/(20) then P (A | B) equal...

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  15. If P (A) = (3)/(10), P (B) = (2)/(5) and P (B) = (2)/(5) and P (A cup...

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  16. If P (A) = (2)/(5) , P (B) = (3)/(10) and P ( A cap B) = (1)/(5) , ...

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  17. If A and B are two events such that P (A) = (1)/(2) , P (B) = (1)/(3)m...

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  18. If P (A) =0.4 , P (B) =0.8 and P (B |A) = 0.6 then P (A U B) is equal ...

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

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  20. A and B are events such tahtP (A) = 0.4 , P (B) = 0.3 and P ( A cup B)...

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