GCSE Higher Maths 50 Worked Solutions to Nail Grades 7–9

### Stop guessing what examiners want. Start knowing.

This isn't another generic revision guide. It's 50 fully worked solutions written by Dr M.J.A. Choudhury — a PhD mathematician with over a decade of experience teaching GCSE and A-Level maths.

Every solution follows a clear 4-step method: Understand → Plan → Solve → Check. So you don't just learn what the answer is — you learn how to think like a top-grade student.

### What's inside (80 pages):

📘 50 complete worked solutions across all major topics:

- Number & Indices (surds, standard form, bounds, recurring decimals)

- Algebra (quadratics, simultaneous equations, functions, proof)

- Ratio & Proportion (compound interest, reverse percentages, density)

- Geometry & Trigonometry (Pythagoras, sine/cosine rule, circle theorems, vectors)

- Statistics & Probability (cumulative frequency, histograms, Venn diagrams, tree diagrams)

🎯 Grade boundaries breakdown — know exactly how many marks you need for a 7, 8, or 9

⚠️ "Where Marks Are Lost" boxes — the specific errors examiners penalise, chapter by chapter

📝 Exam walk-throughs — see how marks are actually awarded on real-style questions

📋 Printable one-page summaries — key formulae and facts for each chapter, ready to stick on your wall

✅ Practice exercises with full solutions — test yourself after each chapter

❌ Satisfaction guarantee — if this guide doesn't help improve your grade, email us within 7 days for a full refund. No questions asked.

### Covers AQA, Edexcel & OCR Higher Tier

Whether you're sitting AQA, Edexcel, or OCR — the content is the same. This guide covers the topics that appear on all three exam boards.

### Who this is for:

- Students targeting grades 7–9 on the Higher paper

- Anyone who understands the basics but struggles with the harder questions

- Students who want to see exactly how full marks are earned

- Parents looking for a reliable, expert-written resource for their child

### Who this is NOT for:

- Students working at Foundation level (this is Higher tier only)

- Anyone looking for a quick cheat sheet — this guide teaches you to think, not memorise

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Price: £19.99 (launch price — regular price £39.99)

Written by Dr M.J.A. Choudhury — PhD Applied Mathematics, MSc Operational Research, Applied Statistics & Risk