find the probability of getting a card having number atmost 7 when a card is drawn from well shuffled pack of playing card
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(i) as we know that 4 kings are there in 52 cards
P(3 kings)=0
(ii) P(3 kings)=.4C3.48C4.52C7
=4⋅48⋅47⋅46⋅454⋅3⋅2⋅152⋅51⋅50⋅49⋅48⋅47⋅467⋅6⋅5⋅4⋅3⋅2⋅1
(iii) P(≥3kings)= P( 3 kings) + P(4kings)
=.4C3.48C4+.4C4.48C3.52C7
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