Question

The king, the queen, the jack and 10, all of spades, are lost from a pack of 52 playing cards. A card is drawn fm the remaining well-shuffled pack. Find the probability of a (i) red card (ii) king (iii) black card.

Answer 1

52-4 ( as 4 cards are removed )

=48 cards left

i) there are 26 red cards

so,

the probability is 26/48

ii) there are 3 kings left (one is removed of spades)

so,

the probability is 3/48

iii) there are 22 black cards left ( 4 were removed)

so,

the probability is 22/48