Teachers के दिल की बात?Class 10 से Class 11 में जाने वाले Students जरूर देखे ?Class 11 Preparation

Class 11 कैसे करें आसान

NCERT Updates - Class 11 th

NCERT Updates - Class 11 th

Class 11 Complete Study Plan

Class 11 Challenges and Distractions

Class में Topper बनने के Shortcut

There are 5 students in class 10, 6 students in class 11 and 8 students in class 12. If the number of ways, in which 10 students can be selected from them so as to include at least 2 students from each class and at most 5 students from the total 11 students of class 10 and 11 is 100 k, then k is equal to _______.

Direction: There are 1250 total students in 5 different classes in a school. The number of students in class I is 50 less than the number of students in class II. The number of class IV students is 50 more than the number of students in class II. The average number of students in class III and class V is 250. The number of students in class III is 10% less than the number of students in class I. The ratio of the total number of students of class V to the total number of students of class III is