Keystones — Bedrock
Five GCSE retrieval questions · 8 November 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 45 + 49
Answer: 45 + 49 = 94 -
2. Algebra
Simplify: 8x + 9x
Answer: 17x -
3. Geometry
Opposite = 15cm, hypotenuse = 17.3cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 10:20
Answer: 1:2 -
5. Statistics
Find the median of: 5, 12, 14, 19, 17
Answer: 14