An ordinary cube has four black faces, o...

An ordinary cube has four black faces, one face marked 2 and another marked 3. Then the probability of obtaining 9 in 5 throws is :

A

`(31)/(7776)`

B

`(5)/(2592)`

C

`(5)/(1944)`

D

`(5)/(1296)`

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The correct Answer is:

D

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