Keystones — Bedrock
Five GCSE retrieval questions · 2 May 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 31 + 22
Answer: 31 + 22 = 53 -
2. Algebra
Find the midpoint of (5, 8) and (18, 16)
Answer: (11.5, 12) -
3. Geometry
Opposite = 5cm, hypotenuse = 10cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 40:25
Answer: 8:5 -
5. Statistics
What is the probability of rolling a 3 on a fair die?
Answer: 1⁄6