Keystones — Bedrock
Five GCSE retrieval questions · 18 April 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 8⁄11 + 1⁄11
Answer: 9⁄11 -
2. Algebra
Simplify: 3x + 4x
Answer: 7x -
3. Geometry
Opposite = 6cm, hypotenuse = 8.5cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 20:30
Answer: 2:3 -
5. Statistics
Find the median of: 16, 16, 17, 9, 19
Answer: 16