Keystones — Bedrock
Five GCSE retrieval questions · 13 December 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 49 + 71
Answer: 49 + 71 = 120 -
2. Algebra
Find the next term: 7, 16, 25, 34, ...
Answer: 43 -
3. Geometry
Find the area of a circle with radius 9cm
Answer: 254.47cm² -
4. Ratio
In ratio 5:3, the difference between shares is 42. What are the shares?
Answer: 105 and 63 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2