Keystones — Cornerstone
Five GCSE retrieval questions · 10 July 2026 · mathsvault.uk/keystones
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1. Number Dividing fractions
Divide: 3⁄4 ÷ 2⁄3
Answer: 9⁄8 -
2. Algebra Two-step inequalities
Solve: 2x - 10 > 33
Answer: x > 21.5 -
3. Geometry Area of a right-angled triangle
Calculate the area of a right triangle with perpendicular sides 7cm and 14cm
Answer: 49cm² -
4. Ratio Unitary method
9 kg costs £24.00. What is the cost of 19 kg?
Answer: £50.67 -
5. Statistics Mode
What are the modes of: 14, 30, 23, 30, 32, 14
Answer: 14 and 30