A) 400
B) 600
C) 300
D) 200
Correct Answer: C
Solution :
\[n({{A}^{c}}\cap {{B}^{c}})\] = n[(A È B)c] = \[n(U)-n(A\cup B)\] = \[n(U)-[n(A)+n(B)-n(A\cap B)]\] = 700 - [200 + 300 - 100] = 300.You need to login to perform this action.
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