Keystones — Bedrock
Five GCSE retrieval questions · 4 July 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 32 + 11
Answer: 32 + 11 = 43 -
2. Algebra
Simplify: 5x + 9x
Answer: 14x -
3. Geometry
Find the area of a right triangle with base 5cm and height 4cm
Answer: 10cm² -
4. Ratio
Simplify the ratio 20:40
Answer: 1:2 -
5. Statistics
Find the mean of: 13, 20, 7
Answer: 13.333333333333