Keystones — Bedrock
Five GCSE retrieval questions · 29 October 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 20 + 68
Answer: 20 + 68 = 88 -
2. Algebra
Find the next term: 23, 33, 43, 53, ...
Answer: 63 -
3. Geometry
Opposite = 7cm, hypotenuse = 9.9cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
In ratio 5:3, the difference between shares is 34. What are the shares?
Answer: 85 and 51 -
5. Statistics
Find the range of: 31, 20, 21, 14, 28
Answer: 17