Keystones — Bedrock
Five GCSE retrieval questions · 8 August 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 13 + 16
Answer: 13 + 16 = 29 -
2. Algebra
Factorise: 42x + 48
Answer: 6(7x + 8) -
3. Geometry
Opposite = 10cm, hypotenuse = 20cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 50% of 80
Answer: 40 -
5. Statistics
Find the range of: 35, 37, 20, 45, 34
Answer: 25