Keystones — Bedrock
Five GCSE retrieval questions · 16 December 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 67 + 91
Answer: 67 + 91 = 158 -
2. Algebra
Simplify: 9x + 6x
Answer: 15x -
3. Geometry
Opposite = 10cm, hypotenuse = 20cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 12:14
Answer: 6:7 -
5. Statistics
Find the mean of: 5, 14, 16, 13
Answer: 12