Keystones — Bedrock
Five GCSE retrieval questions · 13 August 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 42 + 21
Answer: 42 + 21 = 63 -
2. Algebra
Find the next term: 28, 35, 42, 49, ...
Answer: 56 -
3. Geometry
Opposite = 14cm, hypotenuse = 28cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 10% of 28
Answer: 2.8 -
5. Statistics
Find the mean of: 14, 4, 4
Answer: 7.3333333333333