OL SEC 2015 Solutions
Menu

Paper 1

Section A (Concepts and Skills)

1. Exchanges rates
   Topics: Finance

2. Tickets in a draw, Equator and volume of the Earth
   Topics: Finance, Measurement, Number

3. Linear and quadratics, linear inequality
   Topics: Algebra

4. Quadratic equation
   Topics: Algebraic Equations, Differentiation, Functions

5. Linear and Quadratic functions
   Topics: Functions, Co-ordinate geometry

6. Argand diagram
   Topics: Complex numbers, Trigonometry

Section B (Contexts and Applications)

7. Black and White triangles [70 marks]
   Topics: Sequences and Series

8. Quadratic functions (Oil trader) [50 marks]
   Topics: Functions, Differentiation

9. Amanda’s new car [30 marks]
   Topics: Functions, Finance

Paper 2

Section A (Concepts and Skills)

1. ATM Passwords
   Topics: Probability

2. Equations of lines
   Topics: Co-ordinate geometry

3. Equation of a circle
   Topics: Co-ordinate geometry

4. Parallelograms
   Topics: Geometry, Measurement

5. Solving triangles
   Topics: Trigonometry

6. Scatter plots, confidence intervals
   Topics: Statistics

Section B (Contexts and Applications)

7. Enlargements [35 marks]
   Topics: Geometry

8. Storage tanks [45 marks]
   Topics: Measurement

9. Heights of students (histograms, standard deviation, empirical rule) [70 marks]
   Topics: Statistics