Keystones — Cornerstone
Five GCSE retrieval questions · 17 March 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 40 + 84
Answer: 40 + 84 = 124 -
2. Algebra
Simplify: 6x + 9x
Answer: 15x -
3. Geometry
Opposite = 6cm, hypotenuse = 12cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Find 52% of 220
Answer: 114.4 -
5. Statistics
Calculate the range of: 79, 35, 91, 41, 71, 61
Answer: 56