A) 18%
B) 21%
C) 23%
D) 25%
Correct Answer: C
Solution :
E = English, M = Mathematics % of candidates failed in English \[=\,\,\,\,n(E)=52\] % of candidates failed in Maths \[=\,\,\,\,\,\,n(M)=42\] % of candidates failed in both subjects \[=\,\,\,\,n(E\cap M)=17\] \[\therefore \,\,\,n(E\cup M)=52+42-17\] \[=94-17=77%\] % of candidates passed in both subjects \[=\,\,\,(100-77)%=\]You need to login to perform this action.
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