Keystones — Bedrock
Five GCSE retrieval questions · 5 July 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 75 + 71
Answer: 75 + 71 = 146 -
2. Algebra
Find the next term: 19, 23, 27, 31, ...
Answer: 35 -
3. Geometry
Opposite = 7cm, hypotenuse = 14cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 40:20
Answer: 2:1 -
5. Statistics
Find the mean of: 14, 16, 3
Answer: 11