A student passes an examination if he secures a minimum in each of the 7 subjects. Find the number of ways a student can fail.

In a competitive exam 50 students passed in English. 60 students passed in Mathematics. 40 students passed in both the subjects. None of them fail in both the subjects. Find the number of students who passed at least in one of the subjects?

In a group of students, 50 students passed in english, 60 students passed in mathematics and 40 students passed in both the subjects. Find the number of students who passed either in english or in Mathematics.

In an examination there are 3 multiple choice questions and each question has 4 choices. Number of ways in which a student can fail to get all answers correct is

In an examination there are 3 multiple choice questions and each question has 4 choices. Number of ways in which a student can fail to get all Answers correct is

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.

A certain amount is equally distributed among certain number of students. Each would get Rs. 2 less if 10 students were more and each would get Rs. 6 more if 15 students were less. Find the number of students and the amount distributed.

Ranjana wants to distribute 540 oranges among some students. If 30 students were more each would get 3 oranges less. Find the number of students.