Keystones — Bedrock
Five GCSE retrieval questions · 20 December 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄9 + 5⁄9
Answer: 8⁄9 -
2. Algebra
Simplify: 4x + 2x
Answer: 6x -
3. Geometry
Opposite = 9cm, hypotenuse = 10.4cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2