Keystones — Bedrock
Five GCSE retrieval questions · 10 June 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 31 + 31
Answer: 31 + 31 = 62 -
2. Algebra
Factorise: 8x + 20
Answer: 4(2x + 5) -
3. Geometry
Opposite = 14cm, hypotenuse = 19.8cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 35:15
Answer: 7:3 -
5. Statistics
Find the range of: 26, 16, 25, 29, 24
Answer: 13