Keystones — Bedrock
Five GCSE retrieval questions · 17 August 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 10 × 5
Answer: 10 × 5 = 50 -
2. Algebra
Find the next term: 20, 24, 28, 32, ...
Answer: 36 -
3. Geometry
Opposite = 13cm, hypotenuse = 18.4cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 6:21
Answer: 2:7 -
5. Statistics
Find the mean of: 18, 18, 10, 6, 19
Answer: 14.2