Keystones — Bedrock
Five GCSE retrieval questions · 28 August 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 6⁄8 + 1⁄8
Answer: 7⁄8 -
2. Algebra
Solve: x + 2 = 7
Answer: x = 5 -
3. Geometry
Opposite = 11cm, hypotenuse = 15.6cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 20:40
Answer: 1:2 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2