Keystones — Cornerstone
Five GCSE retrieval questions · 19 May 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 69 + 24
Answer: 69 + 24 = 93 -
2. Algebra
What is the next term? 4, 8, 16, 32, ...
Answer: 64 -
3. Geometry
Calculate the hypotenuse when a = 11cm and b = 8cm
Answer: 13.6cm -
4. Ratio
Simplify the ratio 25:35
Answer: 5:7 -
5. Statistics
Calculate the mean of: 5, 5, 46, 27, 15, 21, 9, 13
Answer: 17.6