The venn diagram below shows the number of students who studied Physics, Chemistry, and Mathematics in a certain school. How many students took at least two of the three subjects?
Attached Figure / Diagram
A
165
B
160
C
155
D
135
E
85
Verified Correct Answer: B.
Step-by-Step Mathematical Solution
At least 2 subjects = 30 + 45 + 75 + 10 = 160 students
Source: Myschool Past Questions Archive (Record #22355)