Keystones — Cornerstone
Five GCSE retrieval questions · 26 May 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 12 × 4
Answer: 12 × 4 = 48 -
2. Algebra
What is the next term? 2, 4, 8, 16, ...
Answer: 32 -
3. Geometry
Calculate the perimeter of a right triangle with sides 8cm and 7cm
Answer: 25.6cm -
4. Ratio
Find 48% of 291
Answer: 139.68 -
5. Statistics
Find the mean of: 19, 18, 2
Answer: 13