Question

Examples:

1. Suppose list A contains 30 students in a mathematical class and list B contains the
35 students in an English class, and suppose there are 20 names on both lists. Find
the number of students:
(a). On list A or B
(b). only on lista
(c). only on list B
(d), on exactly one of the two lists

Answer 1

a. either would have from 1 to 19 students

b. 12 students

c. 8 students

d. 12 students

Step-by-step explanation: