All model answers are purely the work MathsGenie and this work has neither been seen nor verified by OCR.
Question 1: Adding Fractions, Adding and Subtracting Numbers in Standard Form
Question 2: Solving Inequalities, Inequalities on a Number Line
Question 3: Adding and Subtracting Column Vectors
Question 4: Percentage of Amount
Question 5: Probability and Relative Frequency
Question 6: Reverse Percentages
Question 7: Area, Converting Units, Multiplying Decimals
Question 8: Probability, Sample Space
Question 9: Drawing Cubic Graphs, Simultaneous Equations Graphically
Question 10: Proportion
Question 11: Trigonometry: Pythagoras and SOHCAHTOA
Question 12: Negative and Fractional Indices
Question 13: Converting between Recurring Decimals and Fractions
Question 14: Volume of a Cylinder, Volume of a Cone, Forming and Solving Equations
Question 15: Algebraic Proof
Question 16: Circle Theorems
Question 17: Expanding Triple Brackets
Question 18: The Equation of a Line, Perpendicular Lines, Intersection, Quadratic Simultaneous Equations
Question 19: Histograms, Using Histograms
Question 20: Surds, Simplifying Surds, Rationalising the Denominator