Keystones — Cornerstone
Five GCSE retrieval questions · 29 August 2026 · mathsvault.uk/keystones
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1. Number Dividing fractions
Divide: 3⁄7 ÷ 5⁄7
Answer: 3⁄5 -
2. Algebra Two-step inequalities
Solve: 7x - 10 > 24
Answer: x > 4.9 -
3. Geometry Area of a right-angled triangle
Find the area of a right triangle with base 6cm and height 8cm
Answer: 24cm² -
4. Ratio Unitary method
10 kg costs £33.90. What is the cost of 19 kg?
Answer: £64.41 -
5. Statistics Mode
Find the mode of: 11, 14, 7, 7, 7, 8
Answer: 7