The latest edition of Disha’s Bestseller ‘SSC CGL 13 Year-wise Tier I Solved Papers (2010 - 21)’ consists of the detailed solutions of the past 13 Year papers of SSC CGL Prelim Papers. 2 sets of 2019-20 & 1 set of 2021 SSC CGL Tier I Solved Papers are added in this new edition. The strength of the book lies in the originality of its question papers and Errorless Solutions. The solution of each and every question is provided in detail (step-by-step) so as to provide 100% concept clarity to the students. Appear in these Papers as Mock Tests.