A) 30
B) 40
C) 50
D) 60
Correct Answer: C
Solution :
[c] Here \[n\,(A)=40\] \[n\,(B)=16\] \[n\,(A\cap B)=16\] So,, \[n\,(A\cup B)=n\,(A)+n\,(B)-n\,(A\cap B)\] \[=40+26-16\] \[=66-16=50\] |
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