How Backbencher Deal With Maths

How should the teacher deal with these responses ?

The backbenchers are always talking in the classroom A teacher should

The branch of science which deals with deals with the study of universe is called

There are 12 teachers in a school who can teach Maths or Physics. Out of these, 6 teach Maths and 4 teach Physics and Maths both. Find how many teachers teach Physics ?

Comprehension: Read the data given and answer the following questions: In a class of 60 students: 42 like Mathes, 32 like English, 12 like neither Maths nor English. How many students like both Maths and English?

How To Score 40 Marks in Maths | JEE MAINS 2020 | 1 Week Study Plan | Revision Tips

How To Score 60+ Marks in Maths | JEE MAINS 2020 | 15 Days Study Plan | Revision Tips