Keystones — Cornerstone
Five GCSE retrieval questions · 3 July 2021 · mathsvault.uk/keystones
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1. Number
Find the total of 138, 211, and 66
Answer: 415 -
2. Algebra
Solve: 8x = 56
Answer: x = 7 -
3. Geometry
Calculate the distance between (5, 9) and (8, 13)
Answer: 5 -
4. Ratio
Simplify: 12:24:8
Answer: 3:6:2 -
5. Statistics
Find the range of: 7, 36, 10, 26, 36
Answer: 29