Keystones — Bedrock
Five GCSE retrieval questions · 10 July 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 1.7 + 9.3
Answer: 1.7 + 9.3 = 11 -
2. Algebra
Find the next term: 8, 15, 22, 29, ...
Answer: 36 -
3. Geometry
Opposite = 7cm, hypotenuse = 8.cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 15:20
Answer: 3:4 -
5. Statistics
Find the range of: 30, 16, 15, 35, 28
Answer: 20