Keystones — Bedrock
Five GCSE retrieval questions · 12 April 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 8⁄11 + 2⁄11
Answer: 10⁄11 -
2. Algebra
Find the midpoint of (6, 7) and (14, 16)
Answer: (10, 11.5) -
3. Geometry
Opposite = 13cm, hypotenuse = 26cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 10% of 76
Answer: 7.6 -
5. Statistics
Find the mean of: 17, 15, 6, 20, 18
Answer: 15.2