Keystones — Capstone
Five GCSE retrieval questions · 12 July 2026 · mathsvault.uk/keystones
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1. Number Multiplying in standard form
Multiply: 7 × 104 × 2.5 × 103
Answer: 1.75 × 108 -
2. Algebra Inequalities with unknowns on both sides
Solve: 5x + 7 ≤ 4x - 4
Answer: x ≤ 11 -
3. Geometry Area using Pythagoras
Calculate the area of a right triangle with perpendicular sides 11cm and 10cm
Answer: 55cm² -
4. Ratio Ratio given the difference
In ratio 4:3, the difference between shares is 54. What is the total?
Answer: 378 -
5. Statistics Mode
Find the mode of: 61, 47, 25, 14, 80
Answer: No mode