Keystones — Cornerstone
Five GCSE retrieval questions · 22 January 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 73 + 39
Answer: 73 + 39 = 112 -
2. Algebra
Solve: x + 5 = 11
Answer: x = 6 -
3. Geometry
Opposite = 18cm, adjacent = 12cm. Calculate the angle
Answer: 56.3° -
4. Ratio
Find 55% of 280
Answer: 154 -
5. Statistics
Find the mean of: 2, 5, 2
Answer: 3