Keystones — Bedrock
Five GCSE retrieval questions · 6 August 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 42 + 24
Answer: 42 + 24 = 66 -
2. Algebra
Simplify: 2x + 4x
Answer: 6x -
3. Geometry
Opposite = 7cm, hypotenuse = 8.cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 10% of 57
Answer: 5.7 -
5. Statistics
Find the mean of: 5, 15, 19, 3, 19
Answer: 12.2