We are going to learn the Counting principle with the Permutation and Combination class 11. This chapter is not about calculations, it’s totally based on analytical thinking and reasoning ability….

Surds and indices chapter plays a crucial role in simplification problems of arithmetic. Here we would learn about its basic concepts and tricks to handle these problems efficiently in competitive…

The LCM and HCF concepts are very useful in solving problems involving fractions, simplifying algebraic expressions, and finding solutions to equations. Some questions based on LCM and HCF concepts are…