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An urn contains 6 balls of which two are...

An urn contains 6 balls of which two are red and four are black. Two balls are drawn at random. Probability that they are of the different colours is

A

`(2)/(5)`

B

`(1)/(15)`

C

`(8)/(15)`

D

`(4)/(15)`

Text Solution

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The correct Answer is:
C
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MODERN PUBLICATION-PROBABILITY-Objective Type Question (A. Multiple Choice Questions)
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  11. If P (E) denotes probability of occurrence of event E, then :

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

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  17. Events A and B are independent if

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

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

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