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Let S = (1, 2, …, 20}. A subset B of S i...

Let S = (1, 2, …, 20}. A subset B of S is said to be ''nice'', if the sum of the elements of B is 203. Then the probability that a randomly chosen subset of S is ''niche'' is

A

`(6)/(2^(20))`

B

`(4)/(2^(20))`

C

`(7)/(2^(20))`

D

`(5)/(2^(20))`

Text Solution

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The correct Answer is:
D
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