## OCR June 2018 Higher Paper 4

All model answers are purely the work MathsGenie and this work has neither been seen nor verified by OCR.

• Question 1: Sharing Ratio, Unitary Ratio • Question 2: Multiplying and Dividing Indices • Question 3: Product of Prime factors, Lowest Common Multiple LCM and Highest Common Factor HCF • Question 4: Sampling, Scatter Graphs, Percentages • Question 5: Scale Drawing, Compound Measures, Speed, Distance and Time • Question 6: Transformations: Reflection and Rotation • Question 7: Loci and Construction • Question 8: Circle Theorems, Trigonometry (SOHCAHTOA), Area of a Circle • Question 9: Forming and Solving Simultaneous Equations • Question 10: Probability, Probability Trees • Question 11: Direct and Inverse Proportion Formula, Repeated percentage Change • Question 12: Compound Interest and Deprecition • Question 13: The Product Rule for Counting • Question 14: Venn Diagrams, Conditional Probability • Question 15: Completing the Square, Turning Point, Transformations  • Question 17: Types of Graphs - Reciprocal, Trigonometric, Exponential, Cubic, Quadratic • Question 18: Area of Any Triangle, The Cosine Rule • Question 19: Quadratic Sequences Nth Term  