Please help me in all parts in detail I will give Upvote     Mr. Johnson’s 5th grade class consists of 12 girls and 9 boys. He is trying to form some committees in his classroom and needs your help. a. In how many ways can she form a committee of 8 people that consists of 5 girls and 3 boys? b. What is the probability of the event that a committe

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Please help me in all parts in detail

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Mr. Johnson’s 5th grade class consists of 12 girls and 9 boys. He is trying to form some committees in his classroom and needs your help.

a. In how many ways can she form a committee of 8 people that consists of 5 girls and 3 boys?

b. What is the probability of the event that a committee of 8, chosen at random from the class, consists of 5 girls and 3 boys?

c. How many of the possible committees have no girls?

d. What is the probability of the event that a committee of 8, chosen at random from the class, consists only of boys?

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