Keystones — Bedrock
Five GCSE retrieval questions · 23 May 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄8 + 4⁄8
Answer: 7⁄8 -
2. Algebra
Find the midpoint of (5, 2) and (11, 13)
Answer: (8, 7.5) -
3. Geometry
Find the area of a circle with radius 9cm
Answer: 254.47cm² -
4. Ratio
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics
What is the probability of rolling a 1 on a fair die?
Answer: 1⁄6