Keystones — Bedrock
Five GCSE retrieval questions · 4 February 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 30 + 89
Answer: 30 + 89 = 119 -
2. Algebra
Solve: x + 2 = 13
Answer: x = 11 -
3. Geometry
Opposite = 11cm, hypotenuse = 22cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
In ratio 6:5, the difference between shares is 12. What are the shares?
Answer: 72 and 60 -
5. Statistics
Find the mean of: 16, 17, 14, 9
Answer: 14