Keystones — Bedrock
Five GCSE retrieval questions · 2 September 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 45 + 19
Answer: 45 + 19 = 64 -
2. Algebra
Find the next term: 15, 25, 35, 45, ...
Answer: 55 -
3. Geometry
Opposite = 12cm, hypotenuse = 24cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 25% of 32
Answer: 8 -
5. Statistics
Find the range of: 9, 7, 17, 5, 15
Answer: 12