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

If P(A) = 3/10, P(B) = 2/5 and `P(A cup B ) = 3/5`, then P(B/A) + P(A/B) =

A

1/4

B

1/3

C

5/12

D

7/12

Text Solution

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The correct Answer is:
D
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HIMALAYA PUBLICATION-PROBABILITY-QUESTION BANK
  1. If P(A) =4/5 and P(A cap B) = 7/10 then P(B/A) =

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

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

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  4. If P(A) = 2/5, P(B) = 3/10 and P( A cap B )= 1/5 then, P(A^(') |B^('))...

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

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  6. If P(A) = 0.4, P(B) = 0.8 and P(B|A) = 0.6 then P(A cup B) =

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  7. If A and B are two events and A ne phi, B ne phi then

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  8. A and B are events such that P(A) = 0.4, P(B) = 0.3 and P( A cup B) = ...

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  9. You are given that A and B are two events such that P(B) = 3/5 and P(A...

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  10. You are given that A and B are two events such that P(B) = 3/5, P(A|B)...

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  11. If P(A) = 7/13, P(B) = 9/13 and P(A cap B)= 4/13. Then P(A^(')|B) =

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  12. If P(A)= (7)/(13), P(B)= (9)/(13) and P(AnnB)= (4)/(13) find P(A//B)

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  13. If A and B are such events that P(A) gt 0, and P(B) ne 1, then P(A^(')...

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  14. If A and B are two independent events with P(A) = 3/5 and P(B) = 4/9 t...

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  15. Three person A, B and C fire at a target, inturn starting. with A. The...

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  16. If two events are independent, then

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  17. Let A and B two events such that P(A) = 3/8, P(B) = 5/8 and P(A cup B)...

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  18. If events A and B are independent, then P(A cap B) =

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  19. Two events E and F are independent. If P(E) = 0.3, P(E cup F) = 0.5, t...

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  20. A bag contains 5 red and 3 blue balls. If 3 balls are drawn at random ...

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