Keystones — Cornerstone
Five GCSE retrieval questions · 12 November 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 48 + 71
Answer: 48 + 71 = 119 -
2. Algebra
Solve: 7x = 84
Answer: x = 12 -
3. Geometry
Opposite = 8cm, hypotenuse = 9.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 6:8
Answer: 3:4 -
5. Statistics
Calculate the range of: 62, 71, 46, 58, 90, 46
Answer: 44