Keystones — Bedrock
Five GCSE retrieval questions · 23 July 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 98 + 66
Answer: 98 + 66 = 164 -
2. Algebra
Simplify: 5x + 3x
Answer: 8x -
3. Geometry
Opposite = 14cm, hypotenuse = 28cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 6:15
Answer: 2:5 -
5. Statistics
Find the mean of: 15, 16, 12, 19
Answer: 15.5