Keystones — Bedrock
Five GCSE retrieval questions · 17 January 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄12 + 3⁄12
Answer: 1⁄3 -
2. Algebra
Simplify: 7x + 6x
Answer: 13x -
3. Geometry
Opposite = 13cm, hypotenuse = 15cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
In ratio 5:4, the difference between shares is 24. What are the shares?
Answer: 120 and 96 -
5. Statistics
Find the mean of: 3, 6, 20
Answer: 9.6666666666667