A) 200
B) 300
C) 400
D) 500
Correct Answer: A
Solution :
[a] \[\because \]\[n\,(E\cup H)=n\,(E)+n\,(H)-n\,(E\cap H)\] \[\Rightarrow \]\[100=700+500-n\,(E\cap H)\] \[\left[ \begin{align} & E\to English \\ & H\to Hindi \\ \end{align} \right]\] \[\Rightarrow \]\[n\,(E\cap H)=200\] |
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