Keystones — Bedrock
Five GCSE retrieval questions · 31 July 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 96 + 22
Answer: 96 + 22 = 118 -
2. Algebra
Simplify: 9x + 8x
Answer: 17x -
3. Geometry
Opposite = 9cm, hypotenuse = 12.7cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 9:21
Answer: 3:7 -
5. Statistics
Find the mean of: 6, 6, 15, 6
Answer: 8.25