Keystones — Bedrock
Five GCSE retrieval questions · 15 February 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 29 + 34
Answer: 29 + 34 = 63 -
2. Algebra
Find the midpoint of (4, 4) and (10, 16)
Answer: (7, 10) -
3. Geometry
Find the area of a circle with radius 8cm
Answer: 201.06cm² -
4. Ratio
Simplify the ratio 15:20
Answer: 3:4 -
5. Statistics
Find the mean of: 16, 17, 5, 8, 15
Answer: 12.2