Keystones — Cornerstone
Five GCSE retrieval questions · 24 June 2022 · mathsvault.uk/keystones
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1. Number
Find the total of 296, 251, and 133
Answer: 680 -
2. Algebra
Solve: x + 14 = 22
Answer: x = 8 -
3. Geometry
Find the area of a circle with radius 5cm
Answer: 78.54cm² -
4. Ratio
Calculate 25% of 22
Answer: 5.5 -
5. Statistics
Calculate the mean of: 48, 27, 16, 31, 30, 47, 20, 50
Answer: 33.6