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A die has two faces each with number '1'...

A die has two faces each with number '1', three faces each number '2' and one face with number '3'. If die is rolled once, determine
(i) P(2), (ii) P(1 or 3), (iii) P(not 3).

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The correct Answer is:
(i) `1/2`, (ii) `1/2`, (iii) `5/6`
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