Keystones — Bedrock
Five GCSE retrieval questions · 8 July 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 62 + 79
Answer: 62 + 79 = 141 -
2. Algebra
Simplify: 7x + 2x
Answer: 9x -
3. Geometry
Opposite = 9cm, hypotenuse = 12.7cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics
Find the mean of: 20, 19, 20
Answer: 19.666666666667