Ratio | 40 Worked Examples | Edexcel GCSE Higher Maths

40 progressive Edexcel GCSE Higher (1MA1) ratio questions with full mark-scheme style worked solutions. Every line is explained and every mark is annotated at the exact point it would be awarded.

What’s inside:
Easy: simplifying ratios, writing a ratio in the form 1:n, sharing an amount in a two-part ratio, and expressing a ratio as a fraction of the total.
Medium: sharing in three-part ratios, finding a total or a missing share from one known part, converting a ratio to percentages, combining two linked ratios, and ratio problems involving unit conversion and recipe scaling.
Hard: ratio change problems where an amount is added or removed after sharing, ratios written with an algebraic unknown, combining ratios with a shared letter across three quantities, ratios of fractions, and worded problems finding the difference between two shares.

Every solution breaks the work down one step at a time, with the reasoning spelled out in plain English and every share, scale factor and unit conversion made explicit. Typeset in LaTeX for clean mathematical notation.

Ideal for: Year 10 and 11 students sitting Edexcel GCSE Higher Mathematics (1MA1), plus tutors and teachers building targeted practice. Print-friendly, hand straight to students.