Keystones — Bedrock
Five GCSE retrieval questions · 16 November 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 48 + 73
Answer: 48 + 73 = 121 -
2. Algebra
Find the next term: 23, 27, 31, 35, ...
Answer: 39 -
3. Geometry
Opposite = 10cm, hypotenuse = 11.5cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 12:21
Answer: 4:7 -
5. Statistics
What is the probability of rolling a 1 on a fair die?
Answer: 1⁄6