Keystones — Cornerstone
Five GCSE retrieval questions · 3 August 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 29 + 35
Answer: 29 + 35 = 64 -
2. Algebra
Simplify: 4x + 2x
Answer: 6x -
3. Geometry
Find the hypotenuse of a right triangle with sides 3cm and 4cm
Answer: 5cm -
4. Ratio
Calculate 25% of 126
Answer: 31.5 -
5. Statistics
Calculate the mean of: 17, 27, 34, 8, 22, 32, 39
Answer: 25.6