Keystones — Cornerstone
Five GCSE retrieval questions · 17 August 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 66 + 70
Answer: 66 + 70 = 136 -
2. Algebra
Solve: 5x = 30
Answer: x = 6 -
3. Geometry
Calculate the distance between (7, 7) and (10, 11)
Answer: 5 -
4. Ratio
Calculate 25% of 176
Answer: 44 -
5. Statistics
Find the mean of: 10, 18, 2
Answer: 10