Keystones — Capstone
Five GCSE retrieval questions · 19 May 2026 · mathsvault.uk/keystones
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1. Number Multiplying in standard form
Multiply: 9.3 × 105 × 2.9 × 106
Answer: 2.7 × 1012 -
2. Algebra Inequalities with unknowns on both sides
Solve: 5x + 11 ≤ x - 4
Answer: x ≤ 3.8 -
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 3:2, the difference between shares is 86. What is the total?
Answer: 430 -
5. Statistics Mode
Find the mode of: 13, 44, 70, 63, 34
Answer: No mode