There are five people in a room, three men and twowomen. They leave the room one by one, in random order, untilthe room is empty. What is the probability that: a) the first person to leave the room is a woman B) the first three people to leave the room are all men There are five people in a room, three men and twowomen. They leave the room one by one, in random order, untilthe room is empty. What is the probability that: a) the first person to leave the room is a woman B) the first three people to leave the room are all men
Explanation / Answer
five people in a room, three men and two women 2/5 or 40% B)the first three people to leave the room are all men (3/5)(2/4)(1/3)=1/10 chance or 10%