All model answers are purely the work MathsGenie and this work has neither been seen nor verified by OCR.
Question 1: Multiplying Fractions
Question 2: Compound Measures: Speed, Distance and Time
Question 3: Estimating, Simplifying Ratio
Question 4: Compound Interest, Exponential Graphs
Question 5: Changing The Subject of a Formula, Factorising, Factorising Quadratics
Question 6: Averages: Mean, Mode, Range
Question 7: Ratio, Combining Ratios
Question 8: Angles in Polygons, Interior and Exterior Angles
Question 9: Sampling, Proportion
Question 10: Solving Inequalities, Solving Equations with an unknown on both sides
Question 11: Column Vectors
Question 12: Percentages, Reverse Percentages
Question 13: Converting between recurring decimals and fractions
Question 14: The Product Rule for Counting
Question 15: Surds, Simplifying Surds, Rationalising the Denominator, Negative and Fractional Indices
Question 16: Circle Theorems
Question 17: Algebraic Fractions, Simplifying, Factorising, Expanding Triple Brackets
Question 18: Probability, Venn Diagrams
Question 19: Quadratic Graphs
Question 20: Area of any Triangle, Pythagoras
Question 21: Proof