Keystones — Bedrock
Five GCSE retrieval questions · 11 February 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 26 + 43
Answer: 26 + 43 = 69 -
2. Algebra
Find the midpoint of (4, 7) and (16, 18)
Answer: (10, 12.5) -
3. Geometry
Opposite = 9cm, hypotenuse = 18cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 6:24
Answer: 1:4 -
5. Statistics
What is the probability of rolling a 5 on a fair die?
Answer: 1⁄6