Question

There were 3 sections namely A, B and C
in a test. Out of three sections, 33
students passed in Section A, 34 students
passed in Section B and 32 passed in
Section C. 10 students passed in Section
A and Section B, 9 passed in Section B and
Section C, 8 passed in Section A and
Section C. The number of students who
passed each section alone was equal and
was 21 for each section.
How many passed only one of the three
sections?
A. 21
B. 42
C. 63
D. 52​

Answer 1

Answer:

c

Step-by-step explanation:

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