Keystones — Bedrock
Five GCSE retrieval questions · 7 August 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 78 + 35
Answer: 78 + 35 = 113 -
2. Algebra
Solve: x + 7 = 20
Answer: x = 13 -
3. Geometry
Opposite = 6cm, hypotenuse = 12cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 40:15
Answer: 8:3 -
5. Statistics
What is the probability of rolling a 5 on a fair die?
Answer: 1⁄6