Life of student (covid vs student)

In a college of 300 students , every student reads 5 newspapers and every newspapers is read by 60 students. The number of newspapers is :

in a college of 300 students , every student reads 5 newspapers and every newspaper is read by 60 students . The number newspapers is

Which of the following diagrams represents Degree students, BA students and BSc students?

In a class of 50 students ,each student passed Maths of English ,If 10 students passed Maths ,then find the number of students who passed English

In a class of 50 students, each student passed Maths or English. If 10 students passed both Maths and English, and 30 students passed Maths, the find the number of students who passed English.

In a class of 60 students , 25 students play cricket and 20 students play tennis and 10 students play both the games. Find the number of students who play neither.