Keystones — Bedrock
Five GCSE retrieval questions · 1 April 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 54 + 74
Answer: 54 + 74 = 128 -
2. Algebra
Find the midpoint of (3, 8) and (11, 18)
Answer: (7, 13) -
3. Geometry
Opposite = 9cm, hypotenuse = 12.7cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Calculate 25% of 129
Answer: 32.25 -
5. Statistics
What is the probability of rolling a 2 on a fair die?
Answer: 1⁄6