Keystones — Bedrock
Five GCSE retrieval questions · 28 December 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 29 + 36
Answer: 29 + 36 = 65 -
2. Algebra
Factorise: 24x + 30
Answer: 6(4x + 5) -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 25:35
Answer: 5:7 -
5. Statistics
Find the median of: 8, 17, 11, 13, 6
Answer: 11