Keystones — Bedrock
Five GCSE retrieval questions · 7 January 2022 · mathsvault.uk/keystones
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1. Number
Simplify: 52 × 54
Answer: 56 -
2. Algebra
Find the midpoint of (5, 5) and (13, 17)
Answer: (9, 11) -
3. Geometry
Find the area of a right triangle with base 11cm and height 7cm
Answer: 38.5cm² -
4. Ratio
Simplify the ratio 8:4
Answer: 2:1 -
5. Statistics
Find the mean of: 7, 4, 4
Answer: 5