Keystones — Bedrock
Five GCSE retrieval questions · 8 September 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 5⁄7 + 1⁄7
Answer: 6⁄7 -
2. Algebra
Find the next term: 15, 22, 29, 36, ...
Answer: 43 -
3. Geometry
Opposite = 10cm, hypotenuse = 20cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2