Keystones — Bedrock
Five GCSE retrieval questions · 29 September 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 41 + 15
Answer: 41 + 15 = 56 -
2. Algebra
Find the next term: 17, 20, 23, 26, ...
Answer: 29 -
3. Geometry
Opposite = 8cm, hypotenuse = 11.3cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 28:8
Answer: 7:2 -
5. Statistics
Find the mean of: 7, 11, 11, 8
Answer: 9.25