Keystones — Bedrock
Five GCSE retrieval questions · 18 November 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 2⁄10 + 1⁄10
Answer: 3⁄10 -
2. Algebra
Find the next term: 7, 10, 13, 16, ...
Answer: 19 -
3. Geometry
Opposite = 10cm, hypotenuse = 20cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 20:10
Answer: 2:1 -
5. Statistics
Find the median of: 16, 9, 11, 5, 8
Answer: 9