A school collected Rs.2601 as fees from its students.If each student paid as many paise as there were students in the school,how many students were there in the school?

The students of Class VIII of a school donated Rs 2401 in all, for Prime Minister’s National Relief Fund. Each student donated as many rupees as the number of students in the class. Find the number of students in the class.

The students of four sectoins of class 9th donated collectively Rs 8281 for the Orphange child Fund for children's living. If each student donated as much money as the number of students who donated the money, how many students donated money for the organisation? what values of depicted by these students?

20 % of 25 students in a class are boys.How many girls are in the class?

In a group of students, 100 students know Hindi, 50 know English and 25 know both. Each of the students knows either Hindi or English. How many students are there in the group?

In how many ways can 8 students be seated in : a line ?

In a class, 22 students offered Mathematics, 18 students offered Chemistry and 24 students offered Physics. All of them have to offer at least one of these. 11 are in both Mathematics and Chemistry, 13 in Chemistry and Physics and 14 in Mathematics and Physics and 7 have offered all the three subjects. Find : how many students are there in the class ?

Of the 125 students in an elementary school, 89 students play checkers and 45 students play checkers and chess. How many students in the school play chess?

In how many ways can 4 prizes be distributed among 5 students, if no student gets all the prizes?