Keystones — Bedrock
Five GCSE retrieval questions · 4 December 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 66 + 98
Answer: 66 + 98 = 164 -
2. Algebra
Simplify: 5x + 4x
Answer: 9x -
3. Geometry
Opposite = 15cm, hypotenuse = 30cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 28:20
Answer: 7:5 -
5. Statistics
Find the mean of: 14, 5, 9, 4
Answer: 8