Keystones — Capstone
Five GCSE retrieval questions · 6 July 2026 · mathsvault.uk/keystones
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1. Number Multiplying in standard form
Multiply: 3.8 × 106 × 3 × 105
Answer: 1.14 × 1012 -
2. Algebra Inequalities with unknowns on both sides
Solve: 4x + 5 ≤ 3x - 6
Answer: x ≤ 11 -
3. Geometry Area using Pythagoras
A right triangle has hypotenuse 13cm and one side 5cm. Find its area
Answer: 30cm² -
4. Ratio Ratio given the difference
In ratio 2:1, the difference between shares is 123. What is the total?
Answer: 369 -
5. Statistics Mode
Find the mode of: 12, 62, 73, 47, 33
Answer: No mode