Keystones — Bedrock
Five GCSE retrieval questions · 27 July 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 4⁄8 + 2⁄8
Answer: 3⁄4 -
2. Algebra
Factorise: 20x + 32
Answer: 4(5x + 8) -
3. Geometry
Opposite = 5cm, hypotenuse = 10cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 24:18
Answer: 4:3 -
5. Statistics
Find the range of: 9, 39, 31, 12, 10
Answer: 30