In a class of 60 students, 30 read Hindi, 35 read
English newspaper. Then the number of students
who read both papers are

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Solution

The correct option is C 5
Let student read Hindi $(A) = 30$
Let student read English $(B) = 35$
Students read Hindi or English $= A \cup B = 60$
Students read Hindi and English $= a \cap B = A + B - (A \cup B) = 30 + 35 - 60 = 5$

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In a class of 60 students, 30 read Hindi, 35 readEnglish newspaper. Then the number of studentswho read both papers are

The correct option is C 5Let student read Hindi(A)=30Let student read English(B)=35Students read Hindi or English=A∪B=60Students read Hindi and English=a∩B=A+B−(A∪B)=30+35−60=5

In a class of 60 students, 30 read Hindi, 35 read
English newspaper. Then the number of students
who read both papers are

The correct option is C 5
Let student read Hindi $(A) = 30$
Let student read English $(B) = 35$
Students read Hindi or English $= A \cup B = 60$
Students read Hindi and English $= a \cap B = A + B - (A \cup B) = 30 + 35 - 60 = 5$