You havent searched around the forum. There's a document uploaded by sagar on the same. Check
Industrial; sickness
I've not checked the financial ratio's attachment uploaded by you but yes, you'll have to check financial ratios of a company and compare it with the industry average to understand if its under performing.
You are basically required to check are profitability, solvency, liquidity and turnover ratio's
I also found this document interesting
Powered by Google Docs , dint have a chance to go through the whole document though.