Keystones — Cornerstone
Five GCSE retrieval questions · 1 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 57 + 58
Answer: 57 + 58 = 115 -
2. Algebra
Solve: 8x = 80
Answer: x = 10 -
3. Geometry
Calculate the hypotenuse when a = 11cm and b = 13cm
Answer: 17.03cm -
4. Ratio
Calculate 25% of 79
Answer: 19.75 -
5. Statistics
Calculate the range of: 45, 80, 49, 101, 31, 43
Answer: 70