Keystones — Bedrock
Five GCSE retrieval questions · 27 August 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 77 + 33
Answer: 77 + 33 = 110 -
2. Algebra
Solve: x + 8 = 22
Answer: x = 14 -
3. Geometry
Opposite = 14cm, hypotenuse = 28cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics
Find the median of: 10, 14, 6, 14, 12
Answer: 12