I studied form Manish Valecha too and I found the paper easy... I did every bit of his book plus PM... So there is no way of missing the answers... But it was a challenging paper.
manish valecha already writing that its suppliment and not 100% revision or syllabus book. for memory code and some illustration condenced batter to follow icai and make own hint for remembering self
Generally they don't give marks if u do not write the broad points of the Study Mat or use key points given in Study Mat.. writing totally in your own language will not fetch you good marks.