CATCAT VideosNUMBER SYSYTEM-2B (SSC CGL,CHSL,BANK,PO,IBPS,CAT,XAT,MAT,QUANT) - Videos October 26, 20172143Facebook Twitter Google+ Pinterest WhatsApp THIS VIDEO IS THE THIRD IN THE SERIES OF NUMBER SYSTEM. IT DEALS WITH TYPE 2 PROBLEMS. source
I have a doubt sir
Very helpful for students. Keep it up.