Keystones — Bedrock
Five GCSE retrieval questions · 19 November 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 43 + 25
Answer: 43 + 25 = 68 -
2. Algebra
Solve: x + 5 = 24
Answer: x = 19 -
3. Geometry
Opposite = 14cm, hypotenuse = 19.8cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 24:18
Answer: 4:3 -
5. Statistics
Find the mean of: 8, 4, 18
Answer: 10