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- Unit-7 Permutations and CombinationsUnit-7

Unit-7 Permutations and Combinations
In this unit you will study about the Multiplication principle, permutations, combinations and Binomial Theorem.
In a pack of cards, in how many ways can you select three cards from the ♣ suit.(Note that there are 13 cards in each of the 4 suits, ♣, ♠, ♥ and ♦.)

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Learning Pundits Content Team
We have to select 3 cards out of 13 cards. Here, n = 13, r = 3.
C(13, 3) = (13×12×11)/(3×2×1) = 286
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