Manish, you ideally cannot stick to one book when it comes to JEE Mains and JEE Advanced because the intensity of the exams is going to be deep in JEE Advanced. So you might have to revisit that strategy. We can suggest few books for you:

Objective Mathematics by RD Sharma

Plane Trigonometry by SL Loney

The Elements of Coordinate Geometry by SL Loney

Algebra by Dr. SK Goyal Arihant Publications

Play with Graphs by Amit M Agarwal

Differential Calculus by Amit M Agarwal

Integral Calculus by Amit M Agarwal

Integral Calculus by Amit M Agarwal

Complete Mathematics for JEE Main TMH

You can try our JEE Knockout package for JEE Mains: https://learn.careers360.com/knockout-jee-main-april/