Keystones — Bedrock
Five GCSE retrieval questions · 22 July 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 0 + 1
Answer: 1 -
2. Algebra
Find the next term: 9, 13, 17, 21, ...
Answer: 25 -
3. Geometry
Opposite = 7cm, hypotenuse = 9.9cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 10:14
Answer: 5:7 -
5. Statistics
Find the median of: 8, 18, 9, 19, 16
Answer: 16