question_answer

In a class of 120 students. If 40 of them like 'Science' and 80 of them like 'Mathematics', Then the number of students who like both 'Mathematics' and 'Science' must be.

A) equal to the number of students who like neither ?Mathematics? nor ?Science?.

B) less than the number of students who like neither ?Mathematics? nor ?Science?.

C)  more than the number of students who like ?Mathematics? nor ?Science?.

D)  Zero

E)  None of these