Keystones — Bedrock
Five GCSE retrieval questions · 25 September 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 11 + 34
Answer: 11 + 34 = 45 -
2. Algebra
Simplify: 5x + 8x
Answer: 13x -
3. Geometry
Find the area of a right triangle with base 12cm and height 9cm
Answer: 54cm² -
4. Ratio
Simplify the ratio 20:28
Answer: 5:7 -
5. Statistics
Find the range of: 28, 8, 12, 30, 32
Answer: 24