Keystones — Bedrock
Five GCSE retrieval questions · 27 September 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 5⁄12 + 1⁄12
Answer: 1⁄2 -
2. Algebra
Simplify: 6x + 3x
Answer: 9x -
3. Geometry
Opposite = 9cm, hypotenuse = 18cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics
Find the median of: 18, 6, 19, 11, 7
Answer: 11