Of the 45 students in a certain class, 28 are in drama club and 31 are in communication club. If 8 of the students are not in either club, how many of the students are in only one of the two clubs?
A
14
B
15
C
16
D
17
Correct Answer: 15
Number of students who are atleast in one club = 45 - 8 = 37. Number of students who are in both clubs = 28 + 31 - 37 = 22 Students who are only in one club = 37 - 22 = 15