Keystones — Cornerstone
Five GCSE retrieval questions · 27 November 2023 · mathsvault.uk/keystones
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1. Number
What is the missing number: 99 + ? = 137
Answer: 38 -
2. Algebra
For y = x³ + 3, calculate y when x = 2
Answer: y = 11 -
3. Geometry
Find the area of a circle with radius 4cm
Answer: 50.27cm² -
4. Ratio
Calculate 50% of 156
Answer: 78 -
5. Statistics
Find the range of: 19, 18, 36, 35, 20
Answer: 18