Keystones — Bedrock
Five GCSE retrieval questions · 22 October 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 33 + 71
Answer: 33 + 71 = 104 -
2. Algebra
Simplify: 5x + 6x
Answer: 11x -
3. Geometry
Opposite = 10cm, hypotenuse = 14.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 18:24
Answer: 3:4 -
5. Statistics
Find the mean of: 6, 4, 16, 16, 16
Answer: 11.6