It contains approved and verified answers for Treasure Trove workbook (Collection of short stories and Poems for ICSE) and Merchant of Venice workbook.
The way to get the highest marks is to learn and study differently. If you study as other do then you'll be average. Just have a look at the notes of toppers for your reference for free at ICSEhub .
Get Hindi Sahitya sagar (ICSE) notes and summary here. It also contains Hindi grammer portion content such as letter and eassay forment guideline and tips.