Keystones — Bedrock
Five GCSE retrieval questions · 1 August 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 34 + 17
Answer: 34 + 17 = 51 -
2. Algebra
Factorise: 35x + 20
Answer: 5(7x + 4) -
3. Geometry
Opposite = 11cm, hypotenuse = 22cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 15:10
Answer: 3:2 -
5. Statistics
Find the range of: 32, 12, 42, 19, 40
Answer: 30