Keystones — Bedrock
Five GCSE retrieval questions · 17 January 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 5⁄7 + 1⁄7
Answer: 6⁄7 -
2. Algebra
Find the next term: 29, 39, 49, 59, ...
Answer: 69 -
3. Geometry
Opposite = 14cm, hypotenuse = 28cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
In ratio 3:2, the difference between shares is 13. What are the shares?
Answer: 39 and 26 -
5. Statistics
Find the mean of: 20, 20, 7, 10, 19
Answer: 15.2