Keystones — Bedrock
Five GCSE retrieval questions · 17 March 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 40 + 48
Answer: 40 + 48 = 88 -
2. Algebra
Find the next term: 11, 15, 19, 23, ...
Answer: 27 -
3. Geometry
Opposite = 7cm, hypotenuse = 9.9cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Calculate 10% of 161
Answer: 16.1 -
5. Statistics
Find the mean of: 18, 19, 18, 7
Answer: 15.5