Here we covered for all the exams with previous question papers. It will be followed by exact syllabus, so you will be preparing in the right direction.
If you daily prepare 5 sums, 5 days a week in long run say for example in 3 months of time you will be thorough with lot of tricky and difficult level sums which gives Lot of confident to clear your exams.
It is immaterial whether your preparing for bank exam, Railway Exam, SSC exam, TNPSC exam, whatever you are preparing, you will be in a position to crack any kind of sums coming in the exams.
In simple daily dropping Rs.5 coins in hundiyal, in 3 months of time it gives you lot of money. Similarly preparing daily 5 tricky and difficult sums makes you perfect in preparation to get the job.