Keystones — Bedrock
Five GCSE retrieval questions · 13 September 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 49 + 13
Answer: 49 + 13 = 62 -
2. Algebra
Find the next term: 20, 27, 34, 41, ...
Answer: 48 -
3. Geometry
Opposite = 12cm, hypotenuse = 24cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 35:30
Answer: 7:6 -
5. Statistics
Find the mean of: 17, 5, 10, 12, 7
Answer: 10.2