Keystones — Bedrock
Five GCSE retrieval questions · 29 September 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 30 + 10
Answer: 30 + 10 = 40 -
2. Algebra
Simplify: 5x + 8x
Answer: 13x -
3. Geometry
Opposite = 12cm, hypotenuse = 24cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2