Directions
(Qs. 9 to 12):
Refer to the following Venn diagram:
A) 62
B) 63
C) 64
D) 66
Correct Answer: A
Solution :
The required set of students is denoted by region common to any three circle only \[\therefore \] Required number = (13 + 13 + 18 + 18) = 62.
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