IBPS RRB 2018 Exam will be conducted in the months of August, September & October 2018. So, not much time left for the preparation.
Start your preparation by checking the complete syllabus and exam pattern. With thi syou will not miss any important topic.
Refer best books and study materials.
Solve previous year question papers and take online mock tests. This will give you an idea about the pattern and difficulty level of the questions.
Make notes of all the important stuff. This will help you in your last minute preparation.
Improve your weaker areas. Give more time to the topics in which you are weak.
Study at least 6-7 hours daily or more.
Give your last 30-45 mins to the revision daily.
Best of Luck!