Keystones — Bedrock
Five GCSE retrieval questions · 7 February 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 47 + 32
Answer: 47 + 32 = 79 -
2. Algebra
Simplify: 7x + 4x
Answer: 11x -
3. Geometry
Opposite = 8cm, hypotenuse = 9.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 6:15
Answer: 2:5 -
5. Statistics
Find the median of: 20, 20, 13, 11, 20
Answer: 20