Keystones — Bedrock
Five GCSE retrieval questions · 3 August 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 90 + 31
Answer: 90 + 31 = 121 -
2. Algebra
Solve: x + 7 = 23
Answer: x = 16 -
3. Geometry
Opposite = 12cm, hypotenuse = 13.9cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 4:16
Answer: 1:4 -
5. Statistics
Find the range of: 17, 28, 29, 17, 31
Answer: 14