Keystones — Bedrock
Five GCSE retrieval questions · 18 November 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 2.3 + 7
Answer: 2.3 + 7 = 9.3 -
2. Algebra
Find the next term: 7, 17, 27, 37, ...
Answer: 47 -
3. Geometry
Opposite = 11cm, hypotenuse = 15.6cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 30:25
Answer: 6:5 -
5. Statistics
Find the range of: 9, 12, 28, 16, 21
Answer: 19