Question

a card is drawn at random deck of 52 cards find the probability that it is a red card,black card or a king , red card and a face card.​

Answer 1

Answer:

n(s)=52

1)red card

n(red card) =26

P( red card)= 26/52

=1/2

2) black card

n(black card)=26

P ( black card) =26/52

=1/2

3)red card and a face card

n(red card which includes red face =26

cards also)

n( face cards which are black = 6

*face cards are K Q J)

P ( red cards and a =26+6/52

face card ) = 32/52

=8/13

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