Keystones — Bedrock
Five GCSE retrieval questions · 26 May 2024 · mathsvault.uk/keystones
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1. Number
Calculate: -4 + 6
Answer: 2 -
2. Algebra
Simplify: 5x + 8x
Answer: 13x -
3. Geometry
Find the area of a right triangle with base 7cm and height 6cm
Answer: 21cm² -
4. Ratio
Calculate 25% of 180
Answer: 45 -
5. Statistics
Find the mean of: 3, 18, 10
Answer: 10.333333333333