Keystones — Bedrock
Five GCSE retrieval questions · 23 April 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 65 + 81
Answer: 65 + 81 = 146 -
2. Algebra
Simplify: 5x + 2x
Answer: 7x -
3. Geometry
Opposite = 12cm, hypotenuse = 13.9cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 28:20
Answer: 7:5 -
5. Statistics
Find the mean of: 20, 5, 18
Answer: 14.333333333333