Keystones — Cornerstone
Five GCSE retrieval questions · 5 September 2023 · mathsvault.uk/keystones
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1. Number
Find the total of 112, 106, and 140
Answer: 358 -
2. Algebra
Solve: 3x = 30
Answer: x = 10 -
3. Geometry
Opposite = 20cm, adjacent = 20cm. Calculate the angle
Answer: 45° -
4. Ratio
Calculate 50% of 126
Answer: 63 -
5. Statistics
Calculate the mean of: 16, 8, 37, 41, 39, 16
Answer: 26.2