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A die is thrown a fixed number of times....

A die is thrown a fixed number of times. If probability of getting even number 3 times is same as the probability of getting even number 4 times, then probability of getting even number exactly once is

A

`1//6`

B

`1//9`

C

`5//36`

D

`7//128`

Text Solution

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The correct Answer is:
D
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