Seeing red
hen was the last time you picked up a hand of one colour? A long time ago, I bet. You could work out the chances on the back of an envelope. Your first card will be red with a probability of 1/2 (red or black); your second card will be red (given your first is red) with a probability of 25/51 (25 red cards left from the remainder of the pack of 51 cards); your