RSN Active 11 years agoTopics: 3Replies: 1☆ProfileForumsTopics StartedReplies CreatedEngagementsForum Replies CreatedViewing 1 post (of 1 total)AuthorPosts June 14, 2012 at 12:15 pm #99594 RSNMemberTopics: 3Replies: 1☆it was a disaster.well guys how did u calculate part b of 1st question(minimising cost)n what answers did u get?AuthorPostsViewing 1 post (of 1 total)