Keystones — Bedrock
Five GCSE retrieval questions · 5 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: -5 + (-2)
Answer: -7 -
2. Algebra
Find the next term: 30, 37, 44, 51, ...
Answer: 58 -
3. Geometry
Opposite = 15cm, hypotenuse = 30cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 24:32
Answer: 3:4 -
5. Statistics
Find the mean of: 13, 5, 8, 18, 16
Answer: 12