Keystones — Bedrock
Five GCSE retrieval questions · 30 January 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 93 + 36
Answer: 93 + 36 = 129 -
2. Algebra
Solve: x + 8 = 15
Answer: x = 7 -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 25% of 87
Answer: 21.75 -
5. Statistics
Find the range of: 14, 18, 10, 10, 34
Answer: 24