Keystones — Bedrock
Five GCSE retrieval questions · 9 June 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 23 + 43
Answer: 23 + 43 = 66 -
2. Algebra
Find the next term: 7, 9, 11, 13, ...
Answer: 15 -
3. Geometry
Opposite = 5cm, hypotenuse = 10cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 6:14
Answer: 3:7 -
5. Statistics
Find the mean of: 12, 17, 11, 12
Answer: 13