Keystones — Cornerstone
Five GCSE retrieval questions · 3 August 2022 · mathsvault.uk/keystones
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1. Number
What is the missing number: 94 + ? = 177
Answer: 83 -
2. Algebra
Solve: 4x = 20
Answer: x = 5 -
3. Geometry
Find the distance between (2, 2) and (7, 7)
Answer: 7.07 -
4. Ratio
Calculate 50% of 33
Answer: 16.5 -
5. Statistics
Calculate the range of: 72, 90, 90, 27, 67, 61
Answer: 63