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JEE Mains & Advanced | Chemistry - Ideal Gases By Vipin Sir | L3 English Medium

Acids,Bases and pH - Class 10 Science | 7 PM Master Class By Vipin Sir

Problems Based on class 1, 2, 3, 4, 5 and 6

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Class 10 Maths (Hindi) | Chapter 8 | त्रिकोणमिति का परिचय | Important Questions and Quick Revision

Class mark of a particular class is 6.5 and class size is 3, then class interval is:

In class 12 there are 8 students. In class 11 there are 6 students .In class 10 there are 5 students . Total ways of selecting 10 students , such that there are at least 2 students from each class and at most 5 students from 11 students of Class 10 and 11 combined is 100k. Then find value of k

The average of the weights of boys in a class is 69.3 kg and that of girls in the same class is 59.4 kg. If the average of the weights of all the boys and girls in the class is 63.8 kg. then the percentage of the number of girls in the class is:

The average weight of the boys in a class is 69.3 kg and that of the girls in the same class is 59.4 kg. If the average weight of all the boys and girls in the class is 63.8 kg, then the percentage of the number of boys in the class is:

The proportion of students in three classes is 3 : 4 : 5 . If the number of students is increased by 20 in each class, then the proportion changes to 4 : 5 : 6 . What is the initial number of students in the three classes taken together ?