Keystones — Bedrock
Five GCSE retrieval questions · 29 April 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 41 + 91
Answer: 41 + 91 = 132 -
2. Algebra
Simplify: 9x + 8x
Answer: 17x -
3. Geometry
Opposite = 14cm, hypotenuse = 19.8cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 35:30
Answer: 7:6 -
5. Statistics
Find the mean of: 12, 13, 19
Answer: 14.666666666667