A group of students arranged a picnic. Each student contributed Rs`261 1/2 ` The total 2 contribution was Rs `2876 1/2`. How many students are there in the group?

The students of a class arranged a picnic. Each student contrbuted as many rupees as the number of students in the class. If the total contribution is Rs 1156, find the strength of the class.

In a group of students , 90 students know Hindi , 50 know English and 15 know both Each students knows either Hindi or English . How many students are there in the group ?

In a group of students, 225 students know French, 100 know Spanish and 45 know both. Each student knows either French or Spanish. How many students are there in the group?

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

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 a group of students, 100 students know Hindi, 50 know English and 33 know both. Each of the students knows either Hindi or English. How many students are there in the group?