Keystones — Bedrock
Five GCSE retrieval questions · 16 January 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 4.3 + 2.7
Answer: 4.3 + 2.7 = 7 -
2. Algebra
Find the next term: 18, 20, 22, 24, ...
Answer: 26 -
3. Geometry
Opposite = 6cm, hypotenuse = 6.9cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 24:18
Answer: 4:3 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2