Nokian72 Member Member since Jan 29, 2010 Last active Jan 29, 2010 Total activities 0 Activity feed Recent contributions #Threads 16 years ago 5d11a35f-a838-4993-a283-3150a20930c4 I think the answer must be R and Q.... the sequence might be R _ _ Q U W T P (the... #Threads 16 years ago 3c066470-88ea-455f-ad40-a88564001b44 You may refer Bhandari, or Khurmi Gupta. I refered Bhandari for my studies.