Keystones — Bedrock
Five GCSE retrieval questions · 3 May 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 41 + 10
Answer: 41 + 10 = 51 -
2. Algebra
Find the next term: 13, 17, 21, 25, ...
Answer: 29 -
3. Geometry
Opposite = 7cm, hypotenuse = 14cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 30:25
Answer: 6:5 -
5. Statistics
Find the mean of: 19, 4, 9
Answer: 10.666666666667