part a. and b. are answered but part c. is needed

3. Answer the following questions. (24 pts) (a) A committee consisting of four people is to be selected from ten members. How many ways are there to select the committee of three people? (b) A committee consisting of 4 people is to be selected from 8 parents and 4 teachers. Find the probability of selecting 2 parents and 2 teachers. (c) Suppose you draw 4 numbers with replacement from 1, 2, 3, ..., 10. What is the probability of drawing 4 different numbers? a7 , C3 = 120 8 ( 2 inc2 0. 339 9 12 Cy (7 60. 17 7= 10.0001