Keystones — Bedrock
Five GCSE retrieval questions · 6 July 2023 · mathsvault.uk/keystones
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1. Number
Calculate: -6 + 10
Answer: 4 -
2. Algebra
Find the next term: 21, 25, 29, 33, ...
Answer: 37 -
3. Geometry
Opposite = 10cm, hypotenuse = 11.5cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 25% of 157
Answer: 39.25 -
5. Statistics
Find the median of: 9, 15, 17, 15, 16
Answer: 15