break these questions down, check if the answers are correct and explain how to get each answer.

11. Permatations, Combinations, and Couating (You may leave your answen in teras of C(), P(), or factorials instead of multiplying it out) (Each question in Part II la 4 Points) (A) How many Eigh-Bit strings of 0 's and I's are there that begin or end with =0 (or both)? 0xx1=261x0=260x0=26263 (B) In bow many ways can a committee of five persons be selected from nine men and ten women such that at least one man is on the commitiee? Compleand: Tetal - All Lann (C) In how many ways can a committee of four persons be chosen from a group of ten men and seven women such that the committee does not have the same number of men on the committee as women (two cach)? O-4w((10,2)C(7,4)+3=ln((10,3)((2,3)+InOLa(10,4)((7,0) (D) The University of Tulsa phone numbers look like 631 -xocx where xocx is the 4-digit extension. How many 4-digit extension numbers are there that have exactly one 7 in the extension number? (199)4 (E) A quiz has 10 questions. How many ways can (integer) points be assigned to the problems if the total points is 50 and each problem is worth at least three points each? set rside Assin 20 =c(29,1)=1(29,20)