Keystones — Bedrock
Five GCSE retrieval questions · 14 November 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 49 + 20
Answer: 49 + 20 = 69 -
2. Algebra
Simplify: 2x + 9x
Answer: 11x -
3. Geometry
Opposite = 12cm, hypotenuse = 24cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
In ratio 6:5, the difference between shares is 17. What are the shares?
Answer: 102 and 85 -
5. Statistics
Find the median of: 13, 20, 17, 19, 18
Answer: 18