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The odds against an event are 5 to 2 and...

The odds against an event are 5 to 2 and the odds in favour of another disjoint event are 3 to 5. Then the probability that one atleast of the event will happen is

A

`29//30`

B

`49//50`

C

`17//50`

D

`37//56`

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The correct Answer is:
D
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DIPTI PUBLICATION ( AP EAMET)-PROBABILITY-EXERCISE-1B
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  4. If A,B, and C are three events, then P[Acap(BcupC)] =

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  12. A bag contains 2 red, 3 black , 4 white balls. 2 balls are drawn at ra...

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  13. An urn contains nine balls of which three are red , four are blue and ...

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  14. A and B are mutually exclusive events with P(A) = (1)/(2)P(B) and A cu...

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  16. Only one of the two events A and B must occur. If P(A) = (2)/(3)P(B), ...

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  17. IF A,B,C are three mutually exclusive events of a trial such that P(A)...

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