Cambridge Progression Test Stage 9 Mathematics 2023 Paper 1

1. Standard form, inequalities, algebraic fractions, nth term in sequences, index laws, input-output patterns, ratio and proportion, equation solving, non-calculator arithmetic.
2. Geometry: triangle enlargement, regular polygon tessellation, constructing inscribed square in circle, calculating interior/exterior angles, angle reasoning, coordinates on a straight line.
3. Probability: basic rules, compound events, probability of winning using card comparison logic, total probability = 1, tree diagrams not used.
4. Statistics: stem-and-leaf diagram (back-to-back), mean/median/mode/range, comparison of data spreads, identifying class interval for median in grouped data.
5. Graphs and rates: distance-time graph interpretation, calculating speed, understanding gradient and y-intercept from linear equation in general form.
6. Algebraic expressions and functions: forming and interpreting rules for number transformations, writing expressions from verbal instructions, solving inequalities with variables in numerators/denominators.