by intresting for higer study and i have challeng for mine

Students can practice from books like RS Agarwal  Chandresh Agarwal for Verbal Ability and also study from Manorama books for GK sections. Know your exam pattern well and solve all unsolved questions in limited timeframe to gauge your accuracy and speed and practice more and nore to analyse weak sections . 

https://university.careers360.com/articles/eflu-exam-pattern