Keystones — Bedrock
Five GCSE retrieval questions · 29 April 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄7 + 2⁄7
Answer: 5⁄7 -
2. Algebra
Find the next term: 23, 28, 33, 38, ...
Answer: 43 -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics
Find the mean of: 15, 18, 16
Answer: 16.333333333333