Keystones — Capstone
Five GCSE retrieval questions · 7 July 2026 · mathsvault.uk/keystones
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1. Number Multiplying in standard form
Multiply: 4.5 × 107 × 3.2 × 103
Answer: 1.44 × 1011 -
2. Algebra Inequalities with unknowns on both sides
Solve: 7x + 8 ≤ x - 2
Answer: x ≤ 1.7 -
3. Geometry Area using Pythagoras
A right triangle has hypotenuse 5cm and one side 3cm. Find its area
Answer: 6cm² -
4. Ratio Ratio given the difference
In ratio 7:5, the difference between shares is 58. What is the total?
Answer: 348 -
5. Statistics Mode
Find the mode of: 80, 32, 13, 40, 59
Answer: No mode