Keystones — Bedrock
Five GCSE retrieval questions · 16 October 2023 · mathsvault.uk/keystones
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1. Number
List the first 5 multiples of 6
Answer: 6, 12, 18, 24, 30 -
2. Algebra
Simplify: 3x + 7x
Answer: 10x -
3. Geometry
Opposite = 10cm, hypotenuse = 20cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 21:24
Answer: 7:8 -
5. Statistics
Find the mean of: 7, 17, 5, 18, 18
Answer: 13