Keystones — Bedrock
Five GCSE retrieval questions · 11 January 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 42 + 21
Answer: 42 + 21 = 63 -
2. Algebra
Find the next term: 19, 23, 27, 31, ...
Answer: 35 -
3. Geometry
Opposite = 9cm, hypotenuse = 10.4cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 10:6
Answer: 5:3 -
5. Statistics
Find the mean of: 2, 20, 11
Answer: 11