Keystones — Bedrock
Five GCSE retrieval questions · 6 September 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 47 + 34
Answer: 47 + 34 = 81 -
2. Algebra
Simplify: 8x + 4x
Answer: 12x -
3. Geometry
Opposite = 14cm, hypotenuse = 19.8cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics
Find the mean of: 6, 6, 8
Answer: 6.6666666666667