Hello there!

Greetings!

Most of jee aspirants face problems in solving numericals;  but you can easily overcome it first of all complete your theory part well as numericals are based on concepts and concept comes from theory and then go through all the solved examples of the chapter you are doing to master the concepts and learn the learn the art of solving numericals and then solve them yourself and wherever you stuck , take the help of solution and then you will be ready for solving numericals,  follow this and you will notice improvement in yourself.

Thankyou