A) 20
B) 22
C) 25
D) None of these
Correct Answer: A
Solution :
[a]Total number of persons \[=a+b+c+n=100\] Do not prefer fish \[b+n=50\] 60 prefer chicken hence \[b+c=60\] Do not like fish and chicken is \[n=10\] On solving these equations we will get \[a=30,\,\,b=40,\,\,c=20\] The number of persons who prefer both fish and chicken is = c = 20.You need to login to perform this action.
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