All model answers are purely the work MathsGenie and this work has neither been seen nor verified by OCR.
Question 1: Types of Number, Averages - Median and Range
Question 2: Sequences
Question 3: Writing Percentages, Fraction of Amount, Percentage Change
Question 4: Functions, Solving Equations
Question 5: Simplifying Ratio, Unitary Ratio, Sharing Ratio
Question 6: Kinematic Formula, Substitution
Question 7: Solving Equations, Solving Quadratic Equations, Factorising
Question 8: Transformations: Rotation, Reflection
Question 9: Transformations - Enlargement
Question 10: Using a Formula
Question 11: Fraction of Amount, Percentage of Amount
Question 12: Circumference of a Circle
Question 13: Factors and Multiples: HCF and LCM
Question 14: Forming and Solving Equations
Question 15: Scatter Graphs, Sampling, Percentages
Question 16: Probability Trees
Question 17: Percentage Decrease
Question 18: Estimating the Mean
Question 19: Scale Drawing, Compound Measures - Speed, Distance and Time
Question 20: Loci and Construction
Question 21: Forming and Solving Simultaneous Equations