Keystones — Bedrock
Five GCSE retrieval questions · 28 November 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 4⁄11 + 3⁄11
Answer: 7⁄11 -
2. Algebra
Simplify: 8x + 5x
Answer: 13x -
3. Geometry
Opposite = 12cm, hypotenuse = 24cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 28:20
Answer: 7:5 -
5. Statistics
Find the mean of: 19, 8, 19, 10, 17
Answer: 14.6