pls give some idea about quatitive apptitude

IBPS quantitative aptitude section is one of the scoring sections. Here are some tips which will help you in cracking this exam:

Start from the basics
Concentrate on fundamentals
Read the questions carefully
Glance before solving
Practice
Take a systematic approach
Memorise important formulas, theorems and tables
Mark strong and weak sections
Part marking
Know different types of questions
Time is essential
Negative marking

Here are some books for the preparation of IBPS exams:


Guide to Banking General Awareness and Banking Aptitude Test (Paperback) by RPH Editorial Board
Rs. 128


The Accredited Guide to Data Interpretation and Data Sufficiency: A Must have Resource for Aspirants of CAT, MAT, XAT, IIFT, CSAT, Bank PO, Bank Clerk, SSC etc (Paperback) by Ananta Ashisha
Rs. 170


Bank PO Quantitative Aptitude Chapterwise Solved Papers 1999 - Till Date (3940+ Objective Questions Of Nationalised Banks,Gramin Bank,IBPS PO/MT/SO,RRBs Officer,SBI,RBI Grade B & Insurance AAO , AO) (Paperback) by Kiran Prakashan