Sagir Ahmad Math book Is use full to Bank ssc Railway etc exam .

SSC Combined Metric Level Exam — Combined
Metric Level Pre-Exam, Multitasking (Non-Technical)
Staff, CISF Constable (GD), Constable (GD) & Riflemen
(GD) and Other Competitive Exams.

Banking Conduct Exam – IBPS , Bank PO ,Clerk ,Exams etc

Railway Conduct Exam – NTPC , Group-D , Junior Engineer , RRB , RPF , Ticket Clerk , T.T , etc.

All Other Exam – Navy , Air – force , etc.

ALL State Exam - CTET , TET , B.ED , Bihar Police , UP Police , etc.