Keystones — Bedrock
Five GCSE retrieval questions · 26 September 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 36 + 39
Answer: 36 + 39 = 75 -
2. Algebra
Find the next term: 29, 32, 35, 38, ...
Answer: 41 -
3. Geometry
Opposite = 11cm, hypotenuse = 22cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 18:6
Answer: 3:1 -
5. Statistics
Find the mean of: 20, 8, 18, 15, 7
Answer: 13.6