Keystones — Bedrock
Five GCSE retrieval questions · 5 November 2023 · mathsvault.uk/keystones
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1. Number
Round 974 to 1 significant figure
Answer: 900 -
2. Algebra
Find the next term: 6, 12, 18, 24, ...
Answer: 30 -
3. Geometry
Opposite = 10cm, hypotenuse = 11.5cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 6:9
Answer: 2:3 -
5. Statistics
Find the mean of: 2, 20, 15
Answer: 12.333333333333