Keystones — Bedrock
Five GCSE retrieval questions · 20 May 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 29 + 27
Answer: 29 + 27 = 56 -
2. Algebra
Simplify: 6x + 2x
Answer: 8x -
3. Geometry
Opposite = 6cm, hypotenuse = 6.9cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 32:20
Answer: 8:5 -
5. Statistics
Find the mean of: 6, 10, 4, 4
Answer: 6