Keystones — Capstone
Five GCSE retrieval questions · 9 February 2026 · mathsvault.uk/keystones
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1. Number Multiplying in standard form
Multiply: 9.8 × 104 × 9.9 × 103
Answer: 9.7 × 108 -
2. Algebra Inequalities with unknowns on both sides
Solve: 6x + 7 ≤ 3x - 10
Answer: x ≤ 5.7 -
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 2:1, the difference between shares is 96. What is the total?
Answer: 288 -
5. Statistics Mode
Find the mode of: 62, 71, 11, 45, 32
Answer: No mode