Keystones — Bedrock
Five GCSE retrieval questions · 16 March 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 42 + 45
Answer: 42 + 45 = 87 -
2. Algebra
Find the next term: 15, 17, 19, 21, ...
Answer: 23 -
3. Geometry
Find the area of a circle with radius 7cm
Answer: 153.94cm² -
4. Ratio
Simplify the ratio 6:24
Answer: 1:4 -
5. Statistics
What is the probability of rolling a 3 on a fair die?
Answer: 1⁄6