Keystones — Bedrock
Five GCSE retrieval questions · 1 September 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 94 + 93
Answer: 94 + 93 = 187 -
2. Algebra
Simplify: 8x + 5x
Answer: 13x -
3. Geometry
Opposite = 9cm, hypotenuse = 18cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 6:10
Answer: 3:5 -
5. Statistics
Find the mean of: 14, 6, 6, 8, 13
Answer: 9.4