Keystones — Bedrock
Five GCSE retrieval questions · 15 July 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 29 + 42
Answer: 29 + 42 = 71 -
2. Algebra
Solve: x + 6 = 12
Answer: x = 6 -
3. Geometry
Opposite = 9cm, hypotenuse = 18cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 16:32
Answer: 1:2 -
5. Statistics
Find the mean of: 2, 15, 4
Answer: 7