Suppose 5 men and 7 women are on a crowded elevator. at the next floor, four people get off the elevator. find the probability that exactly one woman left the elevator.

0.141

0.859

0.035

0.143

0.141

Step-by-step explanation:

There are ₇C₁ ways to choose 1 woman from 7.

There are ₅C₃ ways to choose 3 men from 5.

There are ₁₂C₄ ways to choose 4 people from 12.

So the probability is:

₇C₁ ₅C₃ / ₁₂C₄

7 × 10 / 495

0.141

the answer is vanilla

step-by-step explanation: