Keystones — Capstone
Five GCSE retrieval questions · 10 February 2026 · mathsvault.uk/keystones
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1. Number Multiplying in standard form
Multiply: 9.7 × 105 × 4.8 × 104
Answer: 4.66 × 1010 -
2. Algebra Inequalities with unknowns on both sides
Solve: 7x + 12 ≤ 2x - 6
Answer: x ≤ 3.6 -
3. Geometry Area using Pythagoras
A right triangle has hypotenuse 17cm and one side 8cm. Find its area
Answer: 60cm² -
4. Ratio Ratio given the difference
In ratio 7:4, the difference between shares is 102. What is the total?
Answer: 374 -
5. Statistics Mode
Find the mode of: 14, 46, 62, 35, 73
Answer: No mode