30. {5, 10, 15, ... ,50 State whether each statement is true or false.
Let A = [5, 6, 7, ..., 11)
B = {4,5,6,7, ...)
C = the set of days in a week
36. ØEC
31. n(A) = 7
32. n(C) = 5
37. Saturday EC
33. A is an infinite set.
38.
10 EA
34. Bis a finite set.
39.
n(B) = 4
35.
8- &A
2
8.14
40. 251 EB