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A die is thrown three times and the sum ...

A die is thrown three times and the sum of the 3 numbers shown is 15. The probability that the first throw was a four, is

A

`(1)/(5)`

B

`(1)/(4)`

C

`(1)/(6)`

D

`(2)/(5)`

Text Solution

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The correct Answer is:
(a)
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