Reasoning for all classes

What is the average of students in Play from all the classes ?

Assertion: Gorilla and tiger belong to same class. Reason: Primata and carnivora included in mammalia

The following graph shows the number of boys and girls in Class V, Class VI, Class VII and Class VIII. Study the graph and answer the question. What is the average number of girls in all the classes?

Assertion: Family has a group of related orders and classes. Reason: Families are characterised on the basis of only vegetative characters not by reproductive characters:

In which of the following options, all the members do not belong to same class.

All given are suffixes used for category class, except

All the following facts indicate that a child is emotionally and socially fit in a class except