Keystones — Bedrock
Five GCSE retrieval questions · 11 November 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 75 + 45
Answer: 75 + 45 = 120 -
2. Algebra
Find the next term: 29, 31, 33, 35, ...
Answer: 37 -
3. Geometry
Opposite = 7cm, hypotenuse = 8.cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 24:21
Answer: 8:7 -
5. Statistics
Find the median of: 7, 12, 20, 13, 20
Answer: 13