Keystones — Bedrock
Five GCSE retrieval questions · 19 September 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 11 + 29
Answer: 11 + 29 = 40 -
2. Algebra
Simplify: 2x + 6x
Answer: 8x -
3. Geometry
Find the area of a right triangle with base 12cm and height 11cm
Answer: 66cm² -
4. Ratio
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics
Find the mean of: 9, 15, 2
Answer: 8.6666666666667