Did you know that ratio, proportion, and rates of change can be worthup to 23% of the Edexcel Maths Higher GCSE? If you're droppingmarks with ratio, proportion, and rates of change, then this revisionworkbook for GCSE ratio, proportion, and rates of change(including answers) is the book for you. Publisher: Scholastic Author(s): Steve Doyle Number of pages: 32 Collection: GCSE Topics Publication date: 2025 Dimensions: 297 x 211 x 7 Cover type: Paperback / softback