tag:blogger.com,1999:blog-8818940027069843379.post5424688817388067083..comments2023-09-20T00:55:46.172-07:00Comments on GMAT QUANT PROBLEMS - GMAT TUTORING arigoldberg80@gmail.com: Problem 30 - GMAT CombinatoricsAriel Goldberghttp://www.blogger.com/profile/05729756898269014290noreply@blogger.comBlogger4125tag:blogger.com,1999:blog-8818940027069843379.post-36236440419766991992010-04-04T12:41:29.007-07:002010-04-04T12:41:29.007-07:00It is 60 folks .. here anticlockwise and clockwise...It is 60 folks .. here anticlockwise and clockwise are not counted twice but only once .. formula 1/2(n-1)!Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8818940027069843379.post-13994474404026473752009-11-09T08:56:40.072-08:002009-11-09T08:56:40.072-08:00formula for circular arrangements is (n-1)! = (6-1...formula for circular arrangements is (n-1)! = (6-1)! = 5!Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8818940027069843379.post-79669529681022233682009-09-29T23:25:01.528-07:002009-09-29T23:25:01.528-07:00120 ??120 ??Anonymoushttps://www.blogger.com/profile/08513859858348396448noreply@blogger.comtag:blogger.com,1999:blog-8818940027069843379.post-76338430597253641862009-06-15T19:59:18.247-07:002009-06-15T19:59:18.247-07:00Circular arrangmenents no restrictions, right? So ...Circular arrangmenents no restrictions, right? So 5!? 120?Anonymousnoreply@blogger.com