Keystones — Bedrock
Five GCSE retrieval questions · 3 July 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 15 + 46
Answer: 15 + 46 = 61 -
2. Algebra
Simplify: 4x + 9x
Answer: 13x -
3. Geometry
Opposite = 14cm, hypotenuse = 19.8cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 12:20
Answer: 3:5 -
5. Statistics
Find the median of: 12, 14, 15, 10, 10
Answer: 12