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One Card is randomly drawn from a pack of 52 cards, Find the probability that (a) Card is either black or jack (b) Card is red (c) Card is diamond. Select the correct answer from above options

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Totally there are 52 cards and any one can be drawn ∴ Total no cases = n = 52 (a) There are 26 black cards and 2 jack totally = 28 cards ∴ no of favourable case = m = 28 ∴ P(black or jack) = \(\frac{28}{52}\) (b) There are 26 red cards ∴ m = 26, (C) There are 13 diamonds cards ∴ m = 13, P(getting diamond) = \(\frac{13}{52} = \frac{1}{4}\)

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