In a class of 55 students: 10 students like Mathematics 5 students like English 25 students like Science 15 students like Art The above information can be portrayed easily by a ___
In a class of 40 students, 25 students like mathematics and 20 students like science. All of them like at least one subject. How many students like both mathematics and science?
In a class,110 students like physics, 80 like chemistry, 120 like mathematics and 70 like English. 20 students like only physics, 15 like only chemistry, 30 like only mathematics and 15 like only English. What can be the maximum possible number of students in the class ?