Keystones — Bedrock
Five GCSE retrieval questions · 3 April 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 7.2 + 8.6
Answer: 7.2 + 8.6 = 15.8 -
2. Algebra
Find the midpoint of (7, 6) and (17, 14)
Answer: (12, 10) -
3. Geometry
Opposite = 13cm, hypotenuse = 15cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 12:18
Answer: 2:3 -
5. Statistics
Find the mean of: 12, 14, 2
Answer: 9.3333333333333