Keystones — Bedrock
Five GCSE retrieval questions · 13 November 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 47 + 25
Answer: 47 + 25 = 72 -
2. Algebra
Find the next term: 30, 33, 36, 39, ...
Answer: 42 -
3. Geometry
Opposite = 5cm, hypotenuse = 7.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 15:12
Answer: 5:4 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2