seven men and two women are semifinalists in a lottery. from this group, three finalists are to be selected by a drawing. what is the probability that all three finalists will be men? (enter your probability as a fraction.)

Respuesta :

If three finalists are to be selected by a drawing out of seven men and two women then the probability that all three finalists will be men is 5/12.

What is Probability?

Probability is the likeliness of happening an event among all the events possible.

The formula of calculating probability is

P = number of events possible/total outcomes.

The value of probability lies between 0 and 1. It cannot be negative.

According to the given question:

Seven men and two women are semifinalists in a lottery.

So, total outcomes = 7 + 2 = 9

From this three finalists are to be selected by a drawing

Probability of all three finalists being men is

= 7/9 * 6/8 * 5/7

= 5/12

Hence, the probability that all three finalists will be men is 5/12.

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