Keystones — Bedrock
Five GCSE retrieval questions · 12 January 2023 · mathsvault.uk/keystones
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1. Number
List the first 5 multiples of 5
Answer: 5, 10, 15, 20, 25 -
2. Algebra
Simplify: 8x + 2x
Answer: 10x -
3. Geometry
Opposite = 12cm, hypotenuse = 24cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 4:12
Answer: 1:3 -
5. Statistics
Find the mean of: 11, 9, 10, 5
Answer: 8.75