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If A and B two events such that P(A)=0.2...

If A and B two events such that P(A)=0.2, P(B)=0.4 and `P(A cup B)=0.5`, then value of `P(A//B)` is ?

A

0.1

B

0.25

C

0.5

D

0.08

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The correct Answer is:
B
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MODERN PUBLICATION-PROBABILITY-Objective Type Question (A. Multiple Choice Questions)
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  2. If X be a random variable taking values x(1),x(2),x(3),….,x(n) with pr...

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  3. If A and B two events such that P(A)=0.2, P(B)=0.4 and P(A cup B)=0.5,...

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  4. An urn contains 6 balls of which two are red and four are black. Two b...

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

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  6. The probability of obtaining an even prime number on each die, when a...

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  7. If P(A)=0.8, P(B)=0.5 and P(B/A)=0.4, then find P(A/B)

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

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  9. if A and B be two events such that P(A)=1/4, P(B)=1/3 and P(AuuB)=1...

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

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  11. The probability of obtaining an even prime number on each die, when a...

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  12. If P (E) denotes probability of occurrence of event E, then :

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  13. If A and B are independent events, then :

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  14. The probability of obtaining an even prime number on each die, when a...

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  15. If Aa n dB are two events such that P(A)=0. 5 ,P(B)=0. 6a n dP(AuuB)=0...

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  16. If A and B are two independent events such that P(AuuB)=0. 60\ a n d\ ...

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  17. Two cards are drawn from a well shuffled deck of $2 cards with replace...

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  18. Events A and B are independent if

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  19. A pair of dice is thrown once, the probability of doublet is :

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  20. If P(A)=(1)/(2) and P(B)=0, then P(A//B) is equal to :

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