Koncepts of Numbers for Quantitative Aptitude in CAT, GMAT, XAT, CMAT, IIFT, Bank PO 2nd Edition

The importance of Working with Numbers has increased tremendously in all Aptitude based tests in the last few years. In CAT exam the number of questions asked have outgrown to 25%. Further Number System is the stepping stone for whole of the Quant, Data Sufficiency and Data Interpretation. The book "Koncepts of Numbers" captures Number System like never before.