I need help with the following issues:

Reasons for..
-decrease of return on total assets
-decrease of gross profit margin
-decrease of net profit margin
-increase of current ratio
-increase of acid test ratio
-increase of average settlement period for debtors
-decrease of average inventory turnover period

Thanks so much

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Have you made some attempt on this?

I have but I thought anyone could help me saving some time and throwing in some ideas

How about you show us what you've come up with thus far. It's your work to do, and yes, school takes time. So you get to save time by us taking our time? Does that seem fair?