Financial reporting important

Hi Guys 

Please let me know is it possible to score 50 marks in financial reporting if leave both consolidation and amalgamation. 

I have basic understanding of amalgamation and restructuring but not able to solve complete sum.

So please let me know if I cover all AS and curve in curve out of Ind AS, valuations and small topics then will it help to score 50 marks.

Please suggest it's important thanks in advance 

Regards 

Deepak Arora