Keystones — Cornerstone
Five GCSE retrieval questions · 31 March 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 53 + 32
Answer: 53 + 32 = 85 -
2. Algebra
Solve: x + 2 = 15
Answer: x = 13 -
3. Geometry
Calculate the hypotenuse when a = 4cm and b = 5cm
Answer: 6.4cm -
4. Ratio
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics
Find the range of: 13, 11, 19, 14, 29
Answer: 18