Keystones — Bedrock
Five GCSE retrieval questions · 3 May 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 71 + 82
Answer: 71 + 82 = 153 -
2. Algebra
Find the next term: 27, 36, 45, 54, ...
Answer: 63 -
3. Geometry
Opposite = 15cm, hypotenuse = 30cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 4:8
Answer: 1:2 -
5. Statistics
Find the mean of: 20, 3, 17
Answer: 13.333333333333