I am sitting at home and preparing.Started in month of September.I have been taken test series of X popular institute.I have answered 2 part subject tests of toc and scored around 41% in the first one and 30% in the second test.Please help me to improve my condition from here.I badly need to score top 100 rank this year.Scored 20 in last years Gate with no preparation at all.I am general.Please suggest me strategy to get the best from here.